Dictionary for word roots

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a/n not, without Greek abyss — without bottom; achromatic — without color; anhydrous — without water a on Latin afire — on fire; ashore — on the shore; aside — on the side a, ab/s
from, away, off Latin abduct — carry away by force; abnormal — away from normal, not normal; absent — away, not present; aversion — the act of turning away from; abbreviate: to shorten. a/c/d to, toward, near Latin

accelerate — to increase the speed of; accessible — easily entered, approached, or obtained; admittance — allowing into;

acro top, height, tip, beginning Greek

acrobat — a «high walker»; acronym — a word formed from the first (capital) letters of a word; acrophobia — fear of height

act do Latin activity — something that a person does; react — to do something in response; interaction — communication between two or more things aer/o air Greek aerate — to let air reach something; aerial — relating to the air; aerospace — the air space agr/i/o farming Latin
Greek agriculture — management of the land, agribusiness — making money by utilizing land; agrarian — relating to the management of land alg/o pain Latin neuralgia — pain caused by a nerve; analgesic — a drug that makes one pain free; nostalgia — aching for the familiar ambi, amphi both, on both sides, around Latin ambidextrous — able to use both hands equally; ambiguous — having more than one meaning; ambivalence — conflicting or opposite feelings toward a person or thing ambul walk, move Latin amble — to walk in a slow, relaxed way; ambulant — walking or moving around; ambulance — a vehicle that moves a patient ami/o love Latin amiable — friendly, pleasant, lovable; amity — friendly and peaceful relations; amorous — showing romantic love ana up, back, against,
again, throughout Greek analysis — a close examination of something; anatomy — the structure of something as visible when cut up for analysis; anachronism — not being in the right place in time andr/o man, male Greek androgynous — being both male and female; android — resembling a human; misandry — hatred towards men anim life, spirit Latin animal — a living organism; animate — to make alive; equanimity — of balanced spirit ann/enn year Latin anniversary — a date observed once a year; annual — happening once a year; millennium — 1,000 years ante before, in front Latin antecede — to come before something in time; antemeridian — before noon; anteroom- a small room before the main room anth/o flower Greek chrysanthemum and amaranth — names of flowers; anthology — a collection of treasured writings; anthozoan — half plant, half animal, like anemones and corals. anthrop/o human Greek anthropology — the study of mankind; anthropomorphism — giving human form to non-human things; philanthropy — the love to mankind (expressed through good deeds) anti against, opposite of Greek antibody — a substance that destroys micro-organisms; antiseptic — preventing infection; antisocial — opposing social norm apo, apho away, off, separate Greek aphorism — a short expression of a general truth; apology — an explicit expression of regret, apostrophe — a small dash used in place of an omitted letter aqu/a water Latin aquarium — a water container for fish; aquatic- relating to water; aqueduct — a pipeline for water arbor tree Latin arborist — someone working with trees; arbor — a shady area formed by trees; arborous — having many trees arch/i
chief, most important, rule Greek archbishop — the highest ranking bishop; archenemy — chief or worst enemy; matriarch — a female who rules a group; monarch — a king or queen arch/a/i primitive, ancient Greek archaeology — the study of ancient cultures; archaic — belonging to an earlier period; archive — a collection of historical materials arthr/o joint Latin
Greek arthroscope — a tool to see inside a joint; arthritis — inflammation of a joint; arthropod — invertebrates with jointed legs, like spiders, crustaceans, insects art skill Latin artifact — object made by a person’s skill; artisan — a person skilled in a craft; artist — a person who creates skillfully astro,
aster star, stars, outer space Greek astronaut — a person traveling to the stars; astronomer — someone who studies the stars; asterisk — a star-shaped sign used as a reference tool aud/i/io hear Latin audible — loud enough to be heard; audience — people who listen to a program; audiovisual — relating to sound and vision auto self, same, one Greek autocrat — a person who governs with absolute power; autograph — a person’s own signature; automatic — moving by itself avi/a bird Latin aviary — a large enclosure for birds; aviatrix — a female airplane pilot; aviation — the art of designing or operating aircraft bar/o pressure, weight Greek baric — pertaining to pressure, esp. of the atmosphere; milliard — metric unit, equal to 1/1000th of a bar; baryon — heavy elementary particle bell/i war Latin bellicose — warlike; belligerent — hostile, ready to fight; rebel — person who opposes and fights bene good, well Latin benefactor — person who gives money to a cause; beneficial — producing a good effect; benevolent — showing kindness or goodwill bi/n two, twice, once in every two Latin biannual — happening twice a year; binoculars — optical device with two lenses; bilateral — of or involving two sides bibli/o book Greek bibliography — a list of books used as sources; bibliomania — an extreme love of books; bibliophile — a person who loves books bio life, living matter Greek biography- a life story written by another person; biology — the science of life; biosphere — Earth’s surface inhabited by living things blast/o cell, primitive, immature cell Greek blastula — an early stage of embryonic development; fibroblast — a cell that forms connective tissue; blastoderm — the layer surrounding the inside of an egg burs pouch, purse Latin bursar- an administrative officer in charge of funds; bursary- the treasury of a college or monastery; disburse- to expend especially from a public fund calc stone Latin calcite; calcium- the flame of acetylene gas generated by reaction of calcium carbide with water; calcification- impregnation with calcareous matter cand glowing, iridescent Latin candid- free from bias, prejudice, or malice; candle- something that gives light; incandescent- white, glowing, or luminous with intense heat capt, cept, ceive take, hold Latin intercept — to stop or interrupt;

perceive — to take notice of something; captivating — taking hold of

cardi/o heart Greek cardiac — relating to the heart; cardiogenic — resulting from heart disease; cardiologist — a heart doctor carn/i flesh, meat Latin carnivorous — flesh-eating; carnal — pertaining to the body or flesh; incarnate — given bodily form cata down, against
completely, intensive,
according to Greek cataclysm — a flood or other disaster, catalog — a complete listing; catastrophe — turning for the worst, a substantial disaster caust,
caut to burn Latin
Greek

cauterize — to burn with a hot instrument; caustic — capable of burning or eating away; holocaust — total devastation, especially by fire

cede,
ceed,
cess go, yield Latin

exceed — to go beyond the limits; recede — to go back; accessible — easily entered, approached, or obtained;

celer fast Latin accelerate — to increase the speed of; decelerate — to reduce the speed of cent/i hundred, hundredth Latin centennial- the 100th anniversary; centimeter — 1/100 of a meter; century — 100 years centr/o/i center Greek egocentric — self-centered; eccentric — not having a common center, not according to norm; centrifugal — moving outward from a center cephal/o head Greek encephalitis — inflammation of the brain; cephalic — pertaining to the head; cephalopod — marine mollusks like octopus and squid who have tentacles growing from their head cerebr/o brain Latin cerebral — pertaining to the brain; cerebrate — to use the brain; cerebrospinal — pertaining to the brain and the spinal cord cert sure Latin ascertain- to find out something with certainty; certain — being absolutely sure; certify — to state that something is true chrom/o chromat/o, chros color, pigment Greek achromatic — without color; chromium — a blue-white metallic chemical element, chromatics — the study of color chron/o time Greek chronic — lasting for a long time; chronological — arranging events in time order, synchronize — happening at the same time chrys/o gold, yellow Greek chrysanthemum and helichrysum — golden/yellow flowers; chrysolite — a yellowish gem cide, cise cut, kill Latin homicide — murder; incisor — a sharp tooth for cutting food; insecticide — a chemical used to kill insects circum,
circle around, about Latin circumnavigate — to sail around; circumscribe — to draw around; circumspect — looking around claim, clam shout, speak out Latin clamor — to shout and make noise; exclaim — to cry out loudly and suddenly; proclamation — something announced officially in public clar clear Latin clarification — an explanation; clarify — to make something clear; declare — to state something clearly clud, clus close Latin conclusion — the end or last part; exclusion — shutting out, rejecting; seclude — to keep away from; to isolate cline lean Latin inclination — a leaning toward; incline — a surface that slopes or leans; recline — to lean back and relax co with, together, joint Latin coauthor — writer who collaborates with another author; coeducation — educating males and females together; cohousing — planning your neighborhood in an intentional neighborly fashion col together, jointly Latin Collaborate — to work together; collision — smashing together; colloquial — words formed by everday interaction com together, common Latin commemorate — to memorize together; composition — an arrangement or putting together of parts; commune — living together while owning things in common cogn/i know Latin cognition — process of acquiring knowledge; incognito — disguised so no one knows you; recognize — to discover that one knows con with, jointly Latin concur — to agree with someone; contemporary — of the same time period as others; convention — a gathering of people with a common interest contra/o against, opposite Latin contradict to argue against, Contraflow, contraception, contrary not in agreement, controversy disagreement corp/o body Latin corporation — a company recognized by law as a single body; corpse — a dead body; corporal — pertaining to the body cosm/o universe Greek cosmonaut — a Russian astronaut; cosmos — the universe; microcosm — a miniature universe counter opposite, contrary, opposing counteract — to oppose the effects of an action; countermand — to cancel a previous order; counteroffensive — attack against an attack cranio skull Greek craniology — the study of skull characteristics; cranium — skull of vertebrates; cranial — pertaining to the skull cred believe Latin credence — belief that something is true or valid; credulous — believing things too easily, gullible; incredible — unbelievable cruc cross Latin crucial-characteristic of or having the form of a cross ; crucifix- the cross itself as a Christian emblem; excruciating-  so intense as to cause great pain or anguish crypto hidden, secret Greek cryptic — of hidden meaning; cryptography — science of secret codes; encrypt — encode into secret code cumul mass, heap Latin accumulate — to gather or pile up; cumulative — gradually building up curr, curs run Latin concurrent- running parallel; current- flowing easily and smoothly; cursive- having a flowing, easy, impromptu character cycl circle, ring Greek bicycle — a vehicle with two wheels; cycle — a sequence that is repeated; cyclone — a storm with circling winds de reduce, away, down, remove Latin decelerate — to slow down, reduce speed; dethrone — to remove from power; debug — to remove bugs dec/a,
deka ten Greek decade — 10 years; decathlon — athletic contest that includes 10 disciplines in which each participant competes; December — formerly the 10th month of the Roman calendar deci one tenth Latin deciliter — a tenth of a liter; decimate — reduce dramatically; decibel — one tenth of the sound volume unit bel dem/o people Greek democracy — government of the people; demographic — the study of people; epidemic — spreading among people in a region demi half, less than Latin demitasse — a small cup of coffee; demimonde — someone of little respected life style dendr/o/i tree Greek philodendron — a climbing plant that grows on trees; dendrochronology — dating events by studying growth rings in trees; dendriform — in the shape of a tree dent, dont tooth Latin dental — relating to teeth; dentist — a doctor for the teeth; dentures — a set of false teeth derm/a skin Greek dermatologist — a doctor for the skin; pachyderm — a class of animals with very thick skin (elephant, rhinoceros); dermatitis — inflammation of the skin di/plo two, twice Greek dichromatic — displaying two colors; diploma — a certificate, literally «a letter folded double»; dilemma — a situation that requires a choice between two alternatives. di/s apart, away,
not, to the opposite Latin digression — a departure from the main issue, subject; disappear — to move out of sight; dissect — to cut apart piece by piece. dia through, between,
apart, across Greek diabetes — disease characterized by excessive thirst and discharge of urine; diagnosis — understanding a condition by going through a detailed review of symptoms; dialog — conversation between two people. dict speak Latin contradict — to express the opposite of; prediction — a statement foretelling the future; dictate — to speak out loud for another person to write down. domin master Latin dominate — to be the master of; domineering — excessively controlling; predominate — to have more power than others don/at give Latin donation — a contribution or gift; donor — someone who gives something; pardon — to give forgiveness for an offense duc/t lead Latin conduct — to lead musicians in playing music; educate — to lead to knowledge; deduction — a subtraction of an amount. du/o two, twice Latin duplicate — make an identical copy; duet — a musical composition for two voices or instruments; duo — a pair normally thought of as being together. dur harden, to last, lasting Latin durable — having the quality of lasting; duration — the length of time something lasts; enduring — able to last. dyn/a/am power, energy, strength Greek dynamo — a generator of energy; dynamic — having physical energy/power; dynamite — a powerful explosive. dys abnormal, bad Greek dyspepsia — abnormal digestion; dystopia — an imaginary place of total misery; dyslexia — impairment of the ability to handle words. e- out, away Latin eloquent — speaking beautifully and forcefully; emissary — a representative of a country or group sent on a mission; eject — throw out forcefully. ego self Latin
Greek egoistic — self-centered; alter ego — a higher aspect of oneself; egomania — excessive preoccupation with oneself. em, en into, cover with, cause empathy — intention to feel like another person; empower — put into power; engorge — make larger. endo within, inside Greek endotherm — a creature that can keep its inside temperature fairly constant; endocrine — relating to glands that secrete directly into the blood or lymph; endogamy — the custom to marry within one’s clan, tribe etc. enn/i, anni years Latin bicentennial — of or relating to an age or period of 200 years; centennial — of or relating to an age or period of 100 years; perennial -lasting through many years. en, in inside, inwards Latin envision — to picture in the mind; enclose — lock inside; inwards — towards the inside. ep/i on, upon, over,
among, at, after,
to, outside Greek epidemic — the rapid spread of something negative; epilogue — a short speech delivered after a play; epicenter — the center of an earthquake. equ/i equal, equally Latin equidistant — an equal distance from two points; equanimity — calm temperament, evenness of temper; equation — a statement of equality. erg/o work Greek ergonomics — study of the working environment; energy — the power to accomplish work; energetics — science that looks at energy and its transformation. esth/aesth feeling, sensation, beauty Latin esthetician — someone who beautifies; aesthetic — pertaining to a sense of beauty; kinesthesia — the sensation of bodily movement. ethno race, people Greek ethnic — pertaining to a defined group of people; ethnocentric — focusing on the ethnicity of people; ethnology — the science of people and races. eu good, well Greek euphemism — replacing an offensive word with an inoffensive one; euphonious — having a pleasant sound; euphoria — feeling of well-being. ex from, out, Latin excavate — to dig out; exhale — to breathe out; extract — to pull out. extra, extro outside, beyond Latin extraordinary — beyond ordinary; extraterrestrial — outside the Earth; extrovert — an outgoing person. fac/t make, do Latin artifact — an object made by a person; factory — a place where things are made; malefact — a person who does wrong. fer bear, bring, carry Latin confer — to bring an honor to someone; ferry — a boat that carries passengers; transfer — to move to another place. fid faith Latin confide — place trust in someone, fidelity — faithfulness; fiduciary — a trustee; flect bend Latin deflect — to bend course because of hitting something; inflection — a bending in the voice’s tone or pitch; flexible — easily bending. flor/a,
fleur flower Latin florist — someone working with flowers; floral — flowerlike; flora — the plant life of a particular time or area for completely (used to intensify
the meaning of a word) forsaken or forfeited — completely lost; forgiven — completely given (a release of debt). fore in front of, previous, earlier forebear — ancestor; forebode — to give an advance warning of something bad; forecast — a preview of events to be. form shape Latin conformity- correspondence in form, manner, or character; formation- something that is formed; reformatory- intended for reformation fract, frag break Latin fracture — a break; fragile — easy to break; fragment or fraction — a part or element of a larger whole; fug flee, run away, escape Latin fugitive — a person who is running away; refuge — a sheltered place to flee to; refugee — a person seeking protection funct perform, work Latin defunct — no longer working or alive; function — to work or perform a role normally; malfunction — to fail to work correctly. fus pour Latin confusion — being flooded with too much information that is hard to make sense of; fuse — to melt by heating; infuse — to put into. gastr/o stomach Greek gastric — pertaining to the stomach; gastronomy — serving the stomach by providing good food; gastritis — inflammation of the stomach. gen/o/e/
genesis birth, production,
formation, kind Greek genealogy — the study of the history of a family; generation — all the people born at approximately the same time; genetic -relating to heredity encoded in the genes. geo earth, soil, global Greek geography — study of the earth’s surface; geology — study of the structure of the earth; geoponics — soil based agriculture. ger old age Greek geriatrics — medicine pertaining to the elderly; gerontocracy — the rule of the elders; gerontology — the science of aging. giga a billion Greek gigabyte — unit of computer storage space; gigahertz — unit of frequency (one billion Hz/sec); gigawatt unit of electric power (one billion watts). gon angle Latin
Greek decagon — a polygon with 10 angles; diagonal — a slanting line running across a space; octagon — a geometrical figure with 8 angles. gram letter, written Greek diagram — a simple drawing; grammar — rules of how to write words in sentences; telegram — a message sent by telegraph. gran grain Latin granary- a storehouse or repository for grain especially after it is threshed or husked; granola- a mixture of rolled oats and other ingredients; granule- a little grain (as of sugar) graph/y writing, recording, written Greek Graphology — the study of handwritings; autograph — written with one’s own hand; seismograph — a machine noting strength and duration of earthquakes. grat pleasing Latin gratify — to please someone; grateful — feeling thankful; gratuity — a tip, token of appreciation. gyn/o/e woman, female Greek gynecology — the science of female reproductive health; gynephobia — fear of women; gynecoid — resembling a woman. gress, grad/e/i to step, to go Latin digression — a departure from the main issue, subject, etc.; progress — movement forward or onward; gradual — step by step. hect/o, hecat hundred Greek hectoliter — 100 liters; hectare — metric unit equaling 100 ares or 10,000 square meters; hectometer — 100 meters. helic/o spiral, circular Greek helicopter — an aircraft with horizontal rotating wing; helix — a spiral form; helicon — a circular tuba. heli/o sun Greek heliotropism — movement or growth in relating to the sun; heliograph — apparatus used to send message with the help of sunlight; helianthus — genus of plants including sunflowers. hemi half, partial Greek hemicycle — a semicircular structure; hemisphere — one half of the earth; hemistich — half a line of poetry. hem/o/a blood Latin
Greek hemorrhage — clotting of the blood; hemorrhoids — swelling of the blood vessels; hemoglobin — red blood particle. hepa liver Latin hepatitis — inflammation of the liver; hepatoma — a tumor of the liver; hepatotoxic — toxic and damaging to the liver. hept/a seven Greek heptagon — a shape with seven angles and seven sides; Heptateuch — the first seven books of the Old Testament; heptameter — a line of verse consisting of seven metrical feet. herbi grass, plant Latin herbicide — any chemical used to kill unwanted plants, etc.; herbivorous — plant-eating; herbal — relating to plants. hetero different, other Greek heterogeneous — made up of unrelated parts; heteronyms — words with same spelling but different meanings; heterodox — not conforming to traditional beliefs. hex/a six Greek hexagon — a shape with six angles/sides; hexameter — a verse measured in six; hexapod — having six legs. histo tissue Greek histology — study of the microscopic structure of tissues; histochemistry — study of the chemical constitution of cells and tissues. homo,
homeo like, alike, same Latin
Greek homogeneous — of the same nature or kind; homonym — sounding alike; homeopath — a therapy that is based on treating «same with same» hydr/o liquid, water Greek hydrate — to add water to; hydrophobia — intense fear of water; hydroponics — growing plants in liquid nutrient solution; hydraulic — operated by force created by a liquid. hygr/o moisture, humidity Greek hygrometer — tool used to measure humidity; hygrograph — instrument for recording variations in atmospheric humidity. hyper too much, over,
excessive, beyond Latin
Greek hyperactive — very restless; hypercritical — too critical; hypertension — above normal pressure. hyp/o under Greek hypoglycemia — an abnormally low level of sugar in the blood; hypothermia — abnormally low body temperature; hypothesis — a theory that is unproven but used under the assumption that it is true. iatr/o medical care Greek geriatrics — medical care of the elderly; pediatrician — a doctor who treats children; podiatry — medical care for feet. icon/o image Latin
Greek icon — an (often religious) image, in modern usage a simplified graphic of high symbolic content; iconology — science of symbols and icons; iconoclast — someone who destroys religious images and traditional beliefs. idio peculiar, personal, distinct Greek idiomatic — Peculiar to a particular language; idiosyncracy — a physical or mental characteristic typical or a particular person; idiot — someone who is distinctly foolish or stupid. il, in in, into Latin illuminate — to give light to; innovation — a new idea, method, or device; inspection — the act of examining or reviewing. ig, il, im,
in, ir not, without Latin illegal — not legal; impossible — not possible; inappropriate — not appropriate; irresponsible — not responsible. imag likeness Latin image — a likeness of someone; imaginative — able to think up new ideas or images; imagine — to form a picture or likeness in the mind. infra beneath, below Latin infrastructure — underlying framework of a system; infrared — below the regular light spectrum. inter between, among, jointly Latin international — involving two or more countries; intersection — place where roads come together; intercept — to stop or interrupt the course of. intra,
intro within, inside Latin intrastate — existing in one state; intravenous — inside or into a vein; introvert — shy person who keeps within him/herself. ir not Latin irredeemable — not redeemable; irreformable — not reformable; irrational — not rational. iso equal isobar — a line on a map connecting points of equal barometric pressure; isometric — having equality of measure; isothermal — having equal or constant temperature. ject throw Latin eject — to throw someone/something out; interject — to throw a remark into a discussion; project — to cast or throw something. jud law Latin judgment — a decision of a court of law; judicial — having to do with judges or courts of law; judiciary — a system of courts of law. junct join Latin conjunction — a word that joins parts of sentences; disjunction — a disconnection; junction — a place where two things join. juven young Latin juvenile — youthful or childish; rejuvenate — to bring back to youthful strength or appearance. kilo thousand Greek kilobyte — 1,000 bytes; kilometer — 1,000 meter; kilograms — 1,000 grams. kine/t
/mat motion, division Greek kinetics — study of the force of motion; psychokinesis or telekinesis — the ability to move objects with your mind; cinematography — motion picture making. lab work Latin collaborate — to work with a person; elaborate — to work out the details; laborious — requiring a lot of hard work. lact/o milk Latin lactate — to give milk, nurse; lactose — the sugar contained in milk; lactic acid. later side Latin bilateral — of or involving two sides; unilateral — affecting one side of something. leuk/o,
leuc/o white, colorless Greek leukemia — abnormal increase of white blood cells in the blood; leukocyte — a mature white blood cell; leucine — a white, crystalline amino acid. lex word, law, reading Greek lexicology — the study and history of words; alexia -loss of the ability to read; illegal — not authorized by the official rules or laws. liber free Latin liberate — to set free; libertine — a person with a free, wild lifestyle; liberty — freedom. lingu language, tongue Latin linguist — one who studies languages; multilingual — able to communicate in multiple languages; linguine — long, flat «tongue-shaped» pasta. lip/o fat Greek liposuction — the mechanical removal of fat reserves in the tissue; lipase — enzyme that breaks down fat; lipoid — resembling fat. lite, ite,
lith/o mineral, rock, fossil Greek apatite — a group of common minerals; granite — a hard, granular rock; monolith — a remarkable, unique stone. loc place Latin dislocate — to put something out of its usual place; location — a place; relocate — to move to a new place. log/o word, doctrine, discourse Greek logic — correct reasoning; monologue — a long speech by one speaker;analogy — similarity, especially between things otherwise dissimilar. loqu, locu speak Latin eloquent — speaking beautifully and forcefully ; loquacious — very talkative; elocution — art of public speaking. luc light Latin elucidate — to explain, to throw light on; lucid — easily understood, giving off light; translucent — allowing light through. lud, lus to play Latin prelude — introduction to the major performance; illusion — misleading optical image or impression; delude — to mislead, deceive. lumin light Latin illuminate — to fill with light; lumen — unit measuring light. lun/a/i moon Latin lunar — relating to the moon; lunarscape — the surface of the moon; lunatic — insane (as if driven mad by the moon). macro large, great Greek macroevolution — large scale evolution; macromolecule — a large molecule; macroeconomics — study of the overall forces of economy. magn/a/i great, large Latin magnify — make larger; magnificent — grand; magnate — a powerful person, especially in business or industry. mal/e bad, ill, wrong Latin malcontent — wrong content; malaria — «bad air», infectious disease thought to originate from the «bad air» of the swamps, but caused by the bite of an infected mosquito; malicious — showing strong ill will. man/i/u hand Latin maneuver — to move by hand; manual — done with the hands; manuscript — a book written by hand. mand to order Latin command — an order or instruction; demand — a hard-to-ignore order; mandate — an official order. mania madness, insanity,
excessive desire Greek bibliomania — a crazy love of books; egomania — a mad love of oneself; maniac an insane person. mar/i sea Latin

marina — a harbor for pleasure boats; maritime — relating to the sea; submarine — an undersea boat; aquamarine — color of sea water.

mater,
matr/i mother Latin maternal — relating to motherhood; maternity — the state of being a mother; matriarch — a woman head of a household. max greatest Latin maximal — the best or greatest possible; maximize — to make as great as possible; maximum — the greatest amount. medi middle Latin medieval — pertaining to the Middle Ages; medium — in the middle; mediocre — only of medium (inferior) quality. mega great, large, million Greek megalopolis — an area with many nearby cities; megaphone — a device that projects a loud voice; megastructure — huge building or other structure. melan/o black Greek melancholy — a state of dark emotions; melanoma — malignant dark tumor of the skin; melodrama — a dark, pathetic drama. memor/i remember Latin commemorate — to honor the memory of, as by a ceremony; memorial — related to remembering a person or event; memory: an ability to retain knowledge or an individual’s stock of retained knowledge. merge,
mers dip, dive Latin immerge or immerse — to put or dip something into a liquid; submerge to dip something completely into wate.r meso middle Latin
Greek Mesoamerica — Middle America; meson — elementary particle with a mass between an electron and a proton. meta change, after, beyond, between Greek metaphysics — study of nature and reality; metamorphosis — a complete change of form; metastasis — the transmission of disease to other parts of the body. meter,
metr/y measure Greek audiometer- an instrument that measures hearing acuteness; chronometer- an instrument that measures time; metric — measured. micro very small, short, minute Greek microbe — a very small living thing; microchip — a tiny wafer with an integrated circuit; microscope — a device to see very small things. mid middle Latin
Greek midriff — the area between the chest and the waist; midterm — middle of a term in school; midway — halfway between. migr move Latin immigrant — a person who moves to a new country to settle; migrant — person who moves from place to place; migration — the process of moving. milli onethousandth Latin millimeter — one thousandth of a meter; millibar — one thousandth of a bar; milliliter — one thousandth of a liter. min/i small, less Latin mini — something that is very small; minuscule — extremely tiny; minutiae — very small or trivial details. mis/o bad, badly, wrong, wrongly,
to hate Greek misbehave — to behave badly; misprint — an error in printing; misnomer — an error in naming a person or thing. miss, mit send, let go Latin dismiss — to send someone away; missile — a weapon sent into the air; emit — to send something out; admittance — entry. mob move Latin immobilize — to stop from moving; mobile — able to move freely; mobility — the quality of being able to move. mon/o one, single, alone Greek monochromat — having one color; monologue — a speech spoken by one person; monotheism — belief in one god. mot, mov move Latin motion — the act of moving; motivate — to move someone to action; promote to move someone forward; removable — able to be taken or carried away. morph/o form Greek metamorphosis — complete change of form; endorphins — chemical in the brain able to transform pain; amorphous — without distinct shape or form. mort death Latin immortal — living forever, unable to die; mortal — certain to die; mortician — an undertaker. multi many, more than one or two Latin multicolored — having many colors; multimedia — using a range of media; multitasking — doing many things at once. mut change Latin immutable — not changing; mutant — an organism that has undergone change; mutate — to undergo a change. my/o muscle Latin myocardium — the middle muscle of the heart; myasthenia — muscle fatigue or weakness; myosin — common protein in muscle tissue. narr tell Latin narrate — to tell a story; narrative — a story; narrator — a person who tells a story. nat born Latin innate — included since birth; natal — relating to birth; natural — gotten at birth, not afterward. nav ship Latin circumnavigate — to sail around a place; naval — relating to a navy or warships; navigate — to sail a ship through a place. necr/o dead, death Greek necrophil — loving death; necrosis — the death of tissue due to disease or injury; necrology — a list of persons who have recently died. neg no Latin negate — to say it didn’t happen; negative — meaning «no»; renege — to go back on a promise. neo new, recent neoclassic — a revival of classic form, neocolonialism — the indirect («new») economical and political control of a region by a more powerful foreign power; neonatal — a newborn child, especially the first few weeks. nephr/o kidney Greek nephritis — inflammation of the kidneys; nephrotomy — surgical incision of a kidney; nephron — a single, excretory unit in the kidney. neur/o nerve Greek neuralgia — pain along a nerve; neurologist — doctor specializing in the nerves; neurotic — mental disorder that usually does not include an impaired perception of reality. nom/in name Latin misnomer — an error in naming a person or thing; nominal — being something in name only but not in reality; nominate — to name for election or appointment, to designate. non no, not, without Latin nondescript — with no special characteristics; nonfiction — true, real, not made-up; nonsense — without sense. not mark Latin notable — marked as worthy of attention; notarize — to certify a signature on a legal document; annotate — to add remarks. noun,
nunc declare Latin announce — to declare in public; denounce — to proclaim harsh criticism; enunciate — to speak or declare something clearly. nov new Latin innovate — to introduce a new way; novelty — something new; novice — a person who is new at a job; renovate — to make something like new again. numer number Latin enumerate — to name a number of items on a list; numerology — the study of magical uses of numbers; numerous — a large number. ob, op in the way, against Latin object — to be against something; obscure — hard to understand; opposition — the act of resistance or action against. oct/a/o eight Greek octagon — a figure with 8 sides and 8 angles; octogenarian — person in his or her 80s; octopus — sea animal with 8 arms. ocu eye Latin binoculars — lens device for seeing distances; monocula — relating to one eye; oculist — an eye doctor. od path, way Greek diode —  an electron tube having two electrodes, a cathode and an anode; odometer —  an instrument attached to a vehicle to measure the distance traversed; triode — an electron tube with an anode, a cathode, and a control grid odor  smell, scent Latin deodorant — a substance that helps prevent body odor; malodorous — having a terribly bad smell; odoriferous- something that bears or diffuses a scent
omni all Latin omnipotent — with all the power; omniscient — knowing all things; omnivorous eating all foods. op/t/s eye, visual condition, sight Greek optic — relating to the eyes; optician — a person who fits eyeglasses; autopsy — the examination of a dead body. opt best Latin optimal — the best, the most desirable; optimize — to make the best of; optimum — the best something could be. ortho straight Greek orthodontist — a dentist that straightens teeth; orthopedic — a doctor concerned with the proper alignment of the bones; orthography — the correct way of writing. osteo bone Greek osteoarthritis — inflammation caused by degeneration of the joints; osteopathy — therapy that uses among others manipulation of the skeleton to restore health; osteology — the study of bones. out goes beyond,
surpasses, exceeds Outgoing — being of lively, sharing nature; outdoing — doing better than; outdoor — outside. over excessive English overconfident — more confident than is appropriate; overstock — more supplies than is desirable; overexcited — ,more excited than one should be. oxi/oxy sharp Greek oxymoron — combining two ideas that sharply contradict each other; oxidize — corrode a surface. pale/o ancient Greek paleontology — study of ancient fossils; paleography — the study of ancient forms of writing; Paleolithic — period of the Stone Age. pan all, any, everyone Greek panacea — a cure for all diseases or problems; panorama — an all-around view; pantheism — the worship of all gods; pandemic — affecting all. para beside, beyond, abnormal,
assistant Greek parasite — an organism that lives on and off another living being; parallel — alongside and always an equal distance apart; paragraph — a portion of a writtenn document that presents a distinct idea. para protection from parachute — protection from falling; parasol — an umbrella used to protect from the sun; pater,
patr/i father Latin
Greek paternal — relating to fathers; paternity — fatherhood; patriarch — a man who rules a group. path feeling, emotion antipathy — a feeling of great dislike; apathy — a lack of feeling or interest; empathy — ability to understand another’s feelings. ped/i/e foot, feet Latin pedal — a lever pushed by the foot; pedestrian — one who walks; pedicure — cosmetic treatment of feet and toes. pel drive, force Latin compel — to force someone to act; expel — to drive someone out of a place; repel — to force back. pent/a five Greek pentagon — shape having 5 angles and 5 sides, pentagram — a five-pointed star formerly used as a symbolic figure in magic; pentathlon — an athletic contest that includes five events. pept,
peps digestion Greek dyspepsia — abnormal digestion; peptic — aiding digestion; pepsin — a digestive enzyme. per through, throughout Latin permanent — lasting throughout all time; permeate — to spread throughout; persist — to continue for a long time; perennial — lasting through many years. peri around, enclosing Greek periodontal — pertaining to bone and tissue around a tooth; peripheral — lying outside of the center; perimeter — the outer boundary of an area. phag/e to eat Greek esophagus — muscular tube that carries food to the stomach; anthropophagy or sarcophagy — cannibalism; xylophagous — feeding on wood. phil/o love, friend Greek philanthropist — one who loves humanity; philology — the love of words; philosophy — the love of wisdom; bibliophil — loving books. phon/o
/e/y sound Greek cacophony — loud, unpleasant sounds; microphone — a device that records and amplifies sound; phonetic — relating to human speech sounds. phot/o light Greek photogenic — caused by light; photograph — image made on light-sensitive film; photon — the smallest possible unit of light. phyll/o leaf Greek chlorophyll — a group of green pigments found in leaves; phyllotaxis — the arrangement of leaves on a stem; phyllite — a rock that forms sheets, similar to slate. phys nature, medicine, the body Greek physical — relating to the body; physician — a doctor; physique — nature and shape of one’s body. phyt/o/e plant, to grow Greek epiphyte — a plant growing independently on the surface of another; hydrophyte — a plant that grows only in water; neophyte — a beginner, especially a person recently converted to a new belief. plas/t/m to form, development,
forming cells Greek protoplasm — something that is the first made or formed, also the living portion of a cell; plastic — able to be formed, especially when warm; plaster — a mixture of lime, sand and water that forms a smooth solid covering for walls. plaud, plod, plaus, plos approve, clap Latin applaud- to show approval of especially by clapping the hands; explosion- an act of exposing something as invalid or baseless; plausible- worthy of being applauded pneum/o breathing, lung, air, spirit Greek pneumonia — inflammation of the lungs; pneumatic — using the force of air; dyspnea — difficulty breathing. pod/e foot Greek podiatrist — a doctor for the feet; podium — a small platform to stand on; tripod — a stand or frame with 3 legs. poli city Greek metropolis — a large city; police — people who work for the government to maintain order in a city; politics — actions of a government or political party. poly many, more than one Greek polychrome — with many colors; polyglot — a person fluent in many languages; polygon — shape with 3 or more straight sides. pon place, put Latin opponent — a person who places him/herself against an action, idea, etc.; postpone — to put off doing something. pop people Latin popular — appealing to a lot of people; population — all of the people who live in a particular area; populist — a supporter of the rights of people. port carry Latin export — to carry goods out of a place to another; portable — able to be carried; porter — a person who carries luggage. pos place, put Latin deposit — to place or drop something; expose to place out into the open for all to see; position — the place where someone is. post after, behind Latin posthumous — after someone’s death; postpone — to delay something; postscript — an addition to an already completed document. pre earlier, before, in front of Latin preamble — a part in front of a formal document; prepare — to get ready in advance; prediction — a statement foretelling the future. pro before, in front of,
for, forward Greek
Latin prognosis — a prediction of what will happen; prologue — a passage before the main part; prophet — a person who foretells the future. prot/o primitive, first, chief Greek prototype — the first of a kind; proton — on of the very basic parts of an atom; protocol — a first draft from which a document is prepared. pseud/o wrong,false Greek pseudonym — a fictitious name; pseudoscience — theories presumed without proof of a scientific nature; pseudopregnancy — a false pregnancy. psych/o mind, mental Greek psyche — the human spirit or soul; psychic — relating to the human mind or someone who has supernatural mental abilities; psychology — the study of the mind. pugn/a,
pung to fight Latin pugnacious — having a quarrelsome or aggressive nature; repugnant — distasteful, offensive or revolting; pungent — piercing. pul urge compulsion — a very strong urge; expulsion — to someone out; impulsive — having a spontaneous urge to do something. purg clean Latin purge — remove anything undesirable; purgatory — according to Roman Catholics a place where souls must clean themselves of sin; expurgate — remove objectionable passages from a publication. put think Latin computer — an electronic thinking device; dispute — to disagree with what another person thinks; input — contribution of one’s thinking. pyr/o fire, heat Greek pyrotechnics — the art of making fireworks; pyrometer — a thermometer for measuring high temperature; pyretic — relating to or producing fever. quad/r/ri four Latin quadrant — open space with buildings on 4 sides; quadrennium — period of 4 years; quadruped — a 4-footed animal. quart fourth Latin quarter — one fourth; quart — a fourth of a gallon; quartet — a musical composition or group involving 4 voices or instruments. quin/t five, fifth Latin quintett — a composition for 5 voices or instruments; quintessence — pure essence, based on the ancient philosophy that there was a fifth element that was present in all things; quintuple — fivefold. radic,
radix root Latin eradicate — pull out at the roots; radical — fundamental, looking at things from a drastic point of view; radish — an edible root of the mustard family. radio radiation, ray radioactive — emitting radiation; radiologist — someone diagnosing or treating via radiation. ram/i branch Latin ramification — the resulting consequence of a decision; ramify — to spread or branch out; ramus — a branchlike part. re again, back, backward Latin rebound -to spring back again; rewind — to wind something backward; reaction: a response; recognize: to identify someone or something seen before. reg guide, rule Latin regent — a person who rules on behalf of a king or queen; regime — a government that rules; regulate — to apply a rule. retro backward, back Latin retroactive — relating to something in the past; retrogress — to go back to an earlier condition; retrospect — the remembering of past events. rhin/o nose Greek rhinoceros — a species of animals with a big horn on the snout; rhinoplasty — surgery of the nose; rhinovirus — viruses that are causing the common cold. rhod/o red Greek rhododendron — a flower with red/pink flowers; rhodium — an element which produces a red solution; rhodopsin — a purple pigment in the retina that is needed for vision. rid laugh Latin deride — to make fun of someone; ridicule — to make fun or mock; ridiculous — silly, causing laughter. rrh/ea
/oea/ag flow, discharge Latin
Greek diarrhea — abnormally excessive bowl movement; hemorrhage — heavy blood flow; catarrh — inflammation of a mucous membrane, especially the nose and throat. rub red Latin ruby — deep red color and a precious stone of the same color; rubella — measles; bilirubin — reddish pigment in bile. rupt break, burst Latin bankrupt — unable to pay because you’re «broke»; interrupt — to break into a conversation or event, to disturb; rupture — a break in something. san health Latin sane — mentally healthy; sanitary — relating to cleanliness and health; sanitation — maintenance of public health and cleanliness. scend climb, go Latin ascend — to climb upward; crescendo — a climbing up of the volume of music; descend — to go or climb down. sci know Latin conscience — sense of knowing right from wrong; conscious — knowing what is happening; omniscient — knowing everything. scler/o hard Greek arteriosclerosis — hardening of the arterial walls; multiple sclerosis — disease which causes the tissue of the brain and spinal cord to harden; sclerometer — instrument for measuring hardness. scop/e/y see, examine, observe Greek microscope — a device used to see tiny things; periscope — a seeing instrument on a submarine; telescope — a device used to see over a distance. scrib,
script write, written Latin inscribe — to write letters or words on a surface; scribe — a person who writes out documents; describe — to represent with words or pictures. se apart Latin secede — to formally break away from; seclude — to keep away from; serum — a liquid isolated out of another. sect cut Latin dissect — to cut apart piece by piece; intersection — the place or point where two things cross each other; bisect — to cut into two equal parts. sed, sid, sess sit Latin reside- be stationed; sediment- the matter that settles to the bottom of a liquid; session- an actual or constructive sitting of a body self of, for, or by itself self-discipline — the ability to discipline yourself; self-respect — respect for yourself; selfish concerned only with your own interests. semi half, partial Latin semiannual — every half year; semicircle — half a circle; semiconscious — partly conscious; semiannual — every half of a year. sept/i seven Latin September — this used to be the seventh month in the Roman calendar; septet — a group of seven musicians; septuagenarian — a person in his/her seventies. serv save, keep Latin conserve — to save or keep something safe; preserve — to save something; reservation — a place kept for a person. sex six Latin sextet or sextette — a composition or group of six, sextuple — sixfold; sexagenarian — person in his/her sixties. sol alone Latin desolate — lonely, dismal, gloomy; solitary — done alone, by yourself; solo — a performance done by one person alone. sol sun Latin solar — involving the sun; parasol — umbrella protecting from the sun; solarium — a room where one is exposed to sun light. somn/I sleep Latin insomnia — inability to fall asleep; somniloquy — talking in your sleep; somnolent — feeling sleepy. son sound Latin consonant — a speech sound; sonorous — producing loud, full, rich sounds; supersonic — faster than sound; unison — as one voice. soph wise Greek philosopher — a wise person; sophisticated — wise about the ways of the world; sophism — a clever but misleading argument. spec/t,
spic see, look Latin circumspect — cautious, looking all around; retrospective — a looking back at past things; spectator — a person who sees an event. sphere ball Greek biosphere — the whole round surface of the earth; hemisphere — half the earth spherically shaped like a ball. spir breathe Latin inspire — to stimulate or animate; transpire — to give of vapor with waste product through the skin or a membrane; spirit — invisible life force. sta stand Latin stable — standing steady and firm; stagnant — standing still, not moving; stationary — at a standstill, fixed. stell star Latin constellation — a group of stars that forms a pattern; interstellar — between the stars; stellar — relating to stars. struct build Latin construct — to build; destruction — the act of destroying something that was built; structure — something built; infrastructure — underlying framework of a system. sub under, lower than,
inferior to Latin submarine — an underwater boat; submerge — to put underwater; substandard — inferior to accepted standards. sum highest Latin sum — the combined total of everything; summation — the total, highest amount; summit the highest point or top. super higher in quality
or quantity Latin Super bowl — the final annual football game; superior — above average, better in quality; supersonic — faster than the speed of sound. sy/m
/n/l/s together, with, same Greek symmetry -similarity in size, form or arrangement; synergy — the combined effect; synchronize — to cause to occur at the same time. tact, tang touch Latin  contact — a state in which two things touch; tactile — relating to the sense of touch; tangible — able to be touched; intact — with nothing missing. tax/o arrangement Greek  syntax — the systematic arrangement of words; taxonomy — the science of classification; ataxia — loss of the ability to coordinate muscle action. techno technique, skill Greek  technology — the practical application of knowledge; technocracy — rule of technology; technologically — characterized by technology. tel/e/o far, distant, complete Greek  telephone — a device to talk to a distant person; telescope — a device to view distant objects; television — a device to receive pictures from afar; telecommuting — working remotely, bridging the distance via virtual devices. temp/or time Latin  contemporary- existing at the same time; temporal — relating to time; temporary — lasting for a limited time. ten, tin, tent hold Latin continent- serving to restrain or limit; detention-  the act or fact of detaining, tenacious- having parts or elements strongly adhering to each other ter, trit rub Latin attrition-  the act of rubbing together or wearing down; detritus- a product of disintegration or wearing away; trite- used or occurring so often as to have lost interest, freshness, or force term/ina end, limit Latin  determine — to find something out at the end of an investigation; terminate — to end; exterminate — to destroy or get rid of completely. terr/a/i land, earth Latin  extraterrestrial — existing outside the earth; terrain — ground or land; territory — an area of land. tetra four Latin tetrapod — having 4 legs; tetrarchy — government by 4 rulers; tetrose — a monosaccharide with four carbon atoms. the put Greek bibliotheca-  a list or catalog of books; theme- a proposition for discussion or argument; thesis- a dissertation embodying results of original research and especially substantiating a specific view the/o god Greek  monotheism — belief in one god; polytheism — worshiping more than one god; theology — the study of religion, god, etc. therm/o heat Greek  thermal — relating to heat; thermos — an insulated jar that keeps heat in; thermostat — a device that controls heat. tort twist Latin contortion — a twisted shape or position; distort — to alter the shape or condition of; retort — reply in a manner that is supposed to change the effect of something previously said. tox poison Latin detoxification — the process of removing poisons; toxic — poisonous; toxicology — the study of poisons; intoxicated — influenced by drugs. tract pull, drag Latin  attract — to pull objects nearer; distract — to drag attention away from something; tractor — a motor vehicle that pulls things. trans across,beyond, through Latin  transcontinental — across the continent; transfer — to move from one place to another; transport — to carry something across a space. tri three, once in every three,
third Greek
Latin   triangle — a figure with 3 sides and 3 angles; triathlon — an athletic contest with 3 events; tricycle — a 3-wheeI vehicle with pedals. ultra beyond, extreme, more than Latin  ultrahigh — extremely high; ultramodern — more modern than anything else; ultrasonic — sound waves beyond human hearing. un not,opposite of, lacking  Latin unabridged — not shortened; unfair — opposite of fair; unfriendly — lacking friendliness. uni one, single Latin  unicycle — a vehicle with one wheel; unilateral — decided by only one person or nation; unique — the only one of its kind; unison — as one voice. urb city Latin  suburb — residential area on the edge of a city; urban — relating to a city; urbanology — the study of city life. vac empty Latin  evacuate — to empty a dangerous place; vacant — empty, not occupied; vacation — a time without work. ven/t come Latin  circumvent — to go around or bypass restrictions; convention — a gathering or assembly of people with a common interest; intervene — to come between. ver/I truth Latin  veracious — truthful, honest; veracity — the truth; verify — to make sure that something is true. verb word Latin  verbalize — to put into words; adverb — a word relating to a verb; proverb — a short saying that expresses a well-known truth. vers,
vert turn Latin  reverse — to turn around; introvert — being turned towards the inside; version — a variation of an original; controversy — a conversation in which positions are turned against each other. vice acting in place of,
next in rank Latin vice-president — the person next in rank to the president vid see Latin  evident clearly seen vince,
vic conquer Latin convince — to win someone over; invincible — not able to be conquered; victory — the conquest of an enemy. vis, vid see Latin  vision — the ability to see; envision — to picture in the mind; evident — clearly visible. viv/i
vit live, life Latin  revival — the act of bringing back to life; vital — pertaining to live; vivacious — high-spirited and full of life. voc/i voice, call Latin  advocate — to speak in favor of; equivocate — to use misleading language that could be interpreted two different ways; vocalize — to produce with your voice. vol/i/u wish, will Latin  benevolent — showing good will and kindness; volition — the act of making a choice or decision, voluntary — resulting from your own free will. vor,
vour eat Latin  carnivorous — meat-eating; voracious — desiring or eating food in great quantities; devour — to eat quickly. xanth yellow Latin xanthium- a genus of coarse and rough or spiny herbs; xanthochromia- yellowish discoloration (as of the skin or cerebrospinal fluid); xanthogenic xen/o foreign Greek  xenophobic — afraid of foreigners; xenogenesis — the creation of offspring that is completely different from either parent; xenophile — attracted to foreigners. xer/o/I dry Greek  xerophyte — a plant that grows in dry climate; xerography — a dry photocopying process; xeric — requiring small amounts of moisture. xyl wood Greek xylocarp; xyloid- resembling wood; xylophone-an organ percussion stop of similar tone quality zo/o animal life Greek  zoology — study of animals; zooid — resembling an animal; zooplankton — minute floating aquatic animals. zyg/o pair Greek  zygote — a cell formed by the union of two gametes and the organism developing from that; zygomorphic — pertaining to organisms that can be divided into symmetrical halves along one axis only.

Root words

• One Look: look up examples where prefixes, suffixes, and roots are used. Use an asterisk (*) for a wild card. Thus *ion searches for all words with the ion suffix, while micro* searches for all words with themicro prefix
• Word Info — Meanings of roots

• Merriam Webster’s Dictionary of the English Language
• American Heritage Dictionary of the English Language
• WordSmyth: Educational English Dictionary and Thesaurus
• Dictionary.com: Simple, efficient dictionary.
• YourDictionary.com: A web of on-line dictionaries in various languages
• One Look:

Etymology & Cognates

• History of the English Language
• Etymology online: Understand the history of words
• Cognates: Understand the historical relationship between English and other languages.
• Behind the Name: Learn the etymology of names
• Foreign Roots of English Language: Story showing common words from 32 languages.

Multilingual dictionaries

• Multilingual dictionary: See a word in many languages
• Logos: See the same word translated in many languages
• On-line Dictionaries in a variety of languages.

Understanding Words

• Acronymfinder: Determine the meaning of acronyms
• Roget’s Thesaurus: Related words and concepts.
• Translation: Translate words and phrases into different languages
• History of English Language: Understand the relationship of English to other languages

We use different languages worldwide to communicate with each other. Every so often we wonder where a word came from. How did a particular word start being used as a common word worldwide and where did it actually originate from. So to find this out we will explore the world of languages and origin of words in this article. This article will cover websites which will let you know the origin of a word.

The study of origin of a word is known as Etymology. You will find that often there are popular tales behind the origin of a word. Most of these tales are just tales and not true, but knowing how the word came into being is equally interesting. So let’s look at these websites to know the origin of words below.

Online Etymology Dictionary

Online etymology dictionary explains you the origin of words and what they meant along with how they would have sounded years back. You would see a date beside each word. This date represents the earliest evidence of this word being used in some sort of written manuscript. Now you can either search for a word you are looking for by typing it in the search box given at the top of the page, otherwise you can browse the words alphabetically. The website has a huge collection of words in it. You can go through the words and find out there origins and meanings as well.

Word Origins by English Oxford Living Dictionaries

Word Origins by English Oxford Living Dictionaries is a good website to know about a words origin. You can check out origin of a word or a phrase. You can search for the word or a phrase you are looking for or can even browse the page to know origin of different words. The website apart from this has a dictionary, thesaurus, grammar helper, etc. As this app has a dictionary, it proves to be a good source for knowing the origin of a word. You can see trending words when you scroll down the page. You can also subscribe to the newsletter on this website to receive updates regarding new words, phrases, etc.

Wordorigins.org

The website Wordorigins.org will let you know the origin of words and phrases. The website has a big list of words which you can go through, or even search for a particular word that you are looking for. The website also has a blog and discussion forum where people can discuss there views. You can login and become a member of the website so you receive regular updates from the website. You can either start browsing words by going to the big list words tab, or by searching for a word. The big list of words is in alphabetical order and there are about 400 words in here. Each word has a interesting story or folklore related to it.

Words of the World

Words of the World is a website which lets you watch videos to let you know the origin of a word. The website explains which language a word originated from through a video. The home page of the website will have a list of words for which you can see a video explaining how the word originated. The words on the home page are given in the format as shown in the screenshot above, but they can also be turned into a neat list if you like. The website is supported by the University of Nottingham and thus is a trusted source.

Learning Nerd

Learning Nerd is another website which has a section on English etymology resources. The website lists references to origin of words like there are word origin dictionaries listed, words with Greek and Latin roots are under a different category, words originating from around the world can be found under international words, and then there is a section for miscellaneous words. You can also play etymology quizzes and listen to etymology podcasts as well. The website itself doesn’t have much information about word origins but will redirect you to another website for your word needs.

Learn That Word

Learn That Word is another website which lists root words and prefixes. The website is pretty basic and a list of words can be seen right on the first page. The words are listed alphabetically, so you can even jump to a word that you are looking for easily. The website will list the root word, its meaning, its place of origin, and then definition and examples. This can be seen in the screenshot above.

These are the websites I found which let you know the origin of a word. Go through them and let me know which one you liked most. If you think there is a website which could be included in this article then leave a comment below.

List of Word Roots

Word root/ prefix	Root Meaning	Words based on the Root
Tox	poison	Detoxification — The process of removing poisons Toxic — Poisonous Toxicology — The study of poisons Intoxicated — Influenced by drugs.
Trans	Across, beyond, through	Transcontinental — Across the continent Transfer — To move from one place to another Transport — to carry something across a space.
Tri	three, once in every three,	Triangle — A figure with 3 sides and 3 angles Triathlon — An athletic contest with 3 events Tricycle — A 3-wheel vehicle with pedals.
Un	Not, opposite of, lacking	Unabridged — Not shortened Unfair — Opposite of fair Unfriendly — Lacking friendliness.
Uni	One, single	Unicycle — A vehicle with one wheel Unilateral — Decided by only one person or nation Unique — The only one of its kind Unison — As one voice.

The above given highlights how you can learn multiple words from the same root. Effectively, you can build groups on the basis of word roots and use these to learn multiple words at the same time.

PRONUNCIATION OF ROOT WORD

GRAMMATICAL CATEGORY OF ROOT WORD

Root word is a noun.

WHAT DOES ROOT WORD MEAN IN ENGLISH?

Definition of root word in the English dictionary

The definition of root word in the dictionary is the form of a word after all affixes are removed.

WORDS THAT RHYME WITH ROOT WORD

TRANSLATION OF ROOT WORD

Find out the translation of root word to 25 languages with our English multilingual translator.

TENDENCIES OF USE OF THE TERM «ROOT WORD»

The term «root word» is quite widely used and occupies the 46.318 position in our list of most widely used terms in the English dictionary.

Principal search tendencies and common uses of root word

FREQUENCY OF USE OF THE TERM «ROOT WORD» OVER TIME

10 ENGLISH BOOKS RELATING TO «ROOT WORD»

Discover the use of root word in the following bibliographical selection. Books relating to root word and brief extracts from same to provide context of its use in English literature.

2 NEWS ITEMS WHICH INCLUDE THE TERM «ROOT WORD»

Find out what the national and international press are talking about and how the term root word is used in the context of the following news items.

Root, Prefix or Suffix Meaning Examples a, ac, ad, af, ag, al, an, ap, as, at to, toward, near, in addition to, by aside, accompany, adjust, aggression, allocate, annihilate, affix, associate, attend, adverb a-, an- not, without apolitical, atheist, anarchy, anonymous, apathy, aphasia, anemia ab, abs away from, off absolve, abrupt, absent -able, -ible Adjective: worth, ability solvable, incredible acer, acid, acri bitter, sour, sharp acerbic, acidity, acrid, acrimony act, ag do, act, drive active, react, agent, active, agitate acu sharp acute, acupuncture, accurate -acy, -cy Noun: state or quality privacy, infancy, adequacy, intimacy, supremacy -ade act, product, sweet drink blockade, lemonade aer, aero air, atmosphere, aviation aerial, aerosol, aerodrome ag, agi, ig, act do, move, go agent, agenda, agitate, navigate, ambiguous, action -age Noun: activity, or result of action courage, suffrage, shrinkage, tonnage agri, agro pertaining to fields or soil agriculture, agroindustry -al Noun: action, result of action referral, disavowal, disposal, festival -al, -ial, -ical Adjective: quality, relation structural, territorial, categorical alb, albo white, without pigment albino, albite ali, allo, alter other alias, alibi, alien, alloy, alter, alter ego, altruism alt high, deep altimeter, altitude am, ami, amor love, like, liking amorous, amiable, amicable, enamoured ambi both ambidextrous ambul to walk ambulatory, amble, ambulance, somnambulist -an Noun: person artisan, guardian, historian, magician ana, ano up, back, again, anew anode, anagram, anagenetic -ance, -ence Noun: action, state, quality or process resistance, independence, extravagance, fraudulence -ancy, -ency Noun: state, quality or capacity vacancy, agency, truancy, latency andr, andro male, characteristics of men androcentric, android ang angular angle anim mind, life, spirit, anger animal, animate, animosity ann, annu, enni yearly annual, annual, annuity, anniversary, perrenial -ant, -ent Noun: an agent, something that performs the action disinfectant, dependent, fragrant -ant, -ent, -ient Adjective: kind of agent, indication important, dependent, convenient ante before anterior, anteroom, antebellum, antedate, antecedent antediluvian anthrop man anthropology, misanthrope, philanthropy anti, ant against, opposite antisocial, antiseptic, antithesis, antibody, antinomies, antifreeze, antipathy anti, antico old antique, antiquated, antiquity apo, ap, aph away from, detached, formed apology, apocalypse, aphagia aqu water aqueous -ar, -ary Adjective: resembling, related to spectacular, unitary arch chief, first, rule archangel, architect, archaic, monarchy, matriarchy, patriarchy, Archeozoic era -ard, -art Noun: characterized braggart, drunkard, wizard aster, astr star aster, asterisk, asteroid, astronomy, astronaut -ate Noun: state, office, fuction candidate, electorate, delegate -ate Verb: cause to be graduate, ameliorate, amputate, colligate -ate Adjective: kind of state inviolate -ation Noun: action, resulting state specialization, aggravation, alternation auc, aug, aut to originate, to increase augment , author, augment, auction aud, audi, aur, aus to hear, listen audience, audio, audible, auditorium, audiovisual, audition, auricular, ausculate aug, auc increase augur, augment, auction aut, auto self automobile, automatic, automotive, autograph, autonomous, autoimmune bar weight, pressure barometer be on, around, over, about, excessively, make, cause, name, affect berate, bedeck, bespeak, belittle, beleaguer belli war rebellion, belligerent, casus belli, bellicose bene good, well, gentle benefactor, beneficial, benevolent, benediction, beneficiary, benefit bi, bine two biped, bifurcate, biweekly, bivalve, biannual bibl, bibli, biblio book bibliophile, bibliography, Bible bio, bi life biography, biology, biometricsm biome, biosphere brev short abbreviate, brevity, brief cad, cap, cas, ceiv, cept, capt, cid, cip to take, to seize, to hold receive, deceive, capable, capacious, captive, accident, capture, occasion, concept, intercept, forceps, except, reciprocate cad, cas to fall cadaver, cadence, cascade -cade procession motorcade calor heat calorie, caloric, calorimeter capit, capt head decapitate, capital, captain, caption carn flesh carnivorous, incarnate, reincarnation, carnal cat, cata, cath down, with catalogue, category, catheter caus, caut burn, heat caustic, cauldron, cauterize cause, cuse, cus cause, motive because, excuse, accusation ceas, ced, cede, ceed, cess to go, to yield, move, go, surrender succeed, proceed, precede, recede, secession, exceed, succession cent hundred centennial, century, centipede centr, centri center eccentricity, centrifugal, concentric, eccentric chrom color chrome, chromosome, polychrome, chromatic chron time chronology, chronic, chronicle chronometer, anachronism, synchronize cide, cis, cise to kill, to cut, cut down fratricide, homicide, incision, incision, circumcision, scissors circum around circumnavigate, circumflex, circumstance, circumcision, circumference, circumorbital, circumlocution, circumvent, circumscribe, circulatory cit call, start incite, citation, cite civ citizen civic, civil, civilian, civilization clam, claim cry out exclamation, clamor, proclamation, reclamation, acclaim clin lean, bend decline, aclinic, inclination clud, clus claus to close, shut include, exclude, clause, claustrophobia, enclose, exclusive, reclusive, conclude co, cog, col, coll, con, com, cor with, together cohesiveness, cognate, collaborate, convene, commitment, compress, contemporary, converge, compact, confluence, convenient, concatenate, conjoin, combine, correct cogn, gnos to know recognize, cognizant, diagnose, agnostic, incognito, prognosis com, con fully complete, compel, conscious, condense, confess, confirm contr, contra, counter against, opposite contradict, counteract, contravene, contrary, counterspy, contrapuntal cord, cor, cardi heart cordial, concord, discord, courage, encourage corp body corporation, corporal punishment, corpse, corpulent, corpus luteum cort correct escort, cortage cosm universe, world cosmos, microcosm, cosmopolitan, cosmonaut cour, cur, curr, curs run, course occur, excursion, discourse, courier, course crat, cracy rule autocrat, aristocrat, theocracy, technocracy cre, cresc, cret, crease grow create, crescent, accretion, increase crea create creature, recreation, creation cred believe creed, credo, credence, credit, credulous, incredulous, incredible cresc, cret, crease, cru rise, grow crescendo, concrete, increase, decrease, accrue crit separate, choose critical, criterion, hypocrite cur, curs run current, concurrent, concur, incur, recur, occur, courier, precursor, cursive cura care curator, curative, manicure cycl, cyclo wheel, circle, circular Cyclops, unicycle, bicycle, cyclone, cyclic de- from, down, away, to do the opposite, reverse, against detach, deploy, derange, decrease, deodorize, devoid, deflate, degenerate dec, deca ten, ten times decimal, decade, decalogue, decimate, decathlon dec, dign suitable decent decorate dignity dei, div God divinity, divine, deity, divination, deify dem, demo people, populace, population democracy, demography, demagogue, epidemic dent, dont tooth dental, denture, orthodontist, periodontal derm skin, covering hypodermic, dermatology, epidermis, taxidermy di-, dy- two, twice, double divide, diverge, diglycerides dia through, across, between diameter, diagonal, dialogue dialect, dialectic, diagnosis, diachronic dic, dict, dit say, speak dictation, dictionary, dictate, dictator, Dictaphone, edict, predict, verdict, contradict, benediction dis, dif not, opposite of, reverse, separate, deprive of, away dismiss, differ, disallow, disperse, dissuade, divide, disconnect, disproportion, disrespect, distemper, disarray dit give credit, audit doc, doct teach, prove docile, doctor, doctrine, document, dogma, indoctrinate domin master, that which is under control dominate, dominion, predominant, domain don give donate, condone dorm sleep dormant, dormitory dox thought, opinion, praise orthodox, heterodox, paradox, doxology -drome run, step syndrome, aerodrome, velodrome duc, duct to lead, pull produce, abduct, product, transducer, viaduct, aqueduct, induct, deduct, reduce, induce dura hard, lasting durable, duration, endure dynam power dynamo, dynamic, dynamite, hydrodynamics dys- bad, abnormal, difficult, impaired, unfavorable dysfunctional, dyslexia, dyspathy e- not, missing, out, fully, away, computer network related emit, embed, eternal,ether, erase, email, e-tailer ec- out of, outside echo, eclipse, eclectic, ecesis, ecstasy, exzema eco- household, environment, relating to ecology or economy ecology, economize, ecospheres, ecomanagement ecto- outside, external ectomorph, ectoderm, ectoplasm -ed Verb: past tense dressed, faded, patted, closed, introduced -ed Adjective: having the quality or characteristics of winged, moneyed, dogged, tiered -en Verb: to cause to become lengthen, moisten, sharpen -en Adjective: material golden, woolen, silken en-, em- put into, make, provide with, surround with enamor, embolden, enslave, empower, entangle -ence, -ency Noun: action or process, quality or state reference, emergency, dependence, eminence, latency end- inside, within endorse, endocardial, endergonic, endoskeleton, endoscope, endogenous epi- upon, close to, over, after, altered epicenter, epicarp, epilogue, epigone, epidiorite equi- equal equidistant, equilateral, equilibrium, equinox, equation, equator -er, -ier Adjective: comparative better, brighter, sooner, hotter, happier -er, -or Noun: person or thing that does something flyer, reporter, player, member, fryer, collector, concentrator -er, -or Verb: action ponder, dishonor, clamor erg work, effect energy, erg, allergy, ergometer, ergograph, ergophobia -ery collective qualities, art, practice, trade, collection, state, condition snobbery, bakery, geenery, gallery, slavery -es, -ies Noun: plural of most nouns ending in -ch, -s, -sh, -o and -z and some in -f and -y passes, glasses, ladies, heroes -es, -ies Verb: third person singular present indicative of verbs that end in -ch, -s, -sh, — and some in -y blesses, hushes, fizzes, defies -ess female actress, goddess, poetess -est, -iest Adjective or Adverb: superlative latest, strongest, luckiest, lyingest ev-, et- time, age medieval, eternal ex- out of, away from, lacking, former exit, exhale, exclusive, exceed, explosion, ex-mayor exter-, extra-, extro- outside of, beyond external, extrinsic, extraordinary, extrapolate, extraneous, extrovert fa, fess speak fable, fabulous, fame, famous, confess, profess fac, fact, fec, fect, fic, fas, fea do, make difficult, fashion, feasible, feature, factory, fact, effect, manufacture, amplification, confection fall, fals deceive fallacy, falsify, fallacious femto quadrillionth femtosecond fer bear, carry ferry, coniferous, fertile, defer, infer, refer, transfer fic, feign, fain, fit, feat shape, make, fashion fiction, faint, feign fid belief, faith confide, diffident, fidelity fid, fide, feder faith, trust confidante, fidelity, confident, infidelity, infidel, federal, confederacy, semper fi fig shape, form figurem, effigy, figure, figment fila, fili thread filigree, filament, filter, filet, filibuster fin end, ended, finished final, finite, finish, confine, fine, refine, define, finale fix repair, attach fix, fixation, fixture, affix, prefix, suffix flex, flect bend flex, reflex, flexible, flexor, inflexibility, reflect, deflect,circumflex flict strike affliction, conflict, inflict flu, fluc, fluv, flux flow influence, fluid, flue, flush, fluently, fluctuate, reflux, influx -fold Adverb: in a manner of, marked by fourfold for, fore before forecast, fortune, foresee forc, fort strength, strong effort, fort, forte, fortifiable, fortify, forte, fortitude form shape, resemble form, format, conform, formulate, perform, formal, formula fract, frag, frai break fracture, infraction, fragile, fraction, refract, frail fuge flee subterfuge, refuge, centrifuge -ful Noun: an amount or quanity that fills mouthful -ful Adjective: having, giving, marked by fanciful fuse pour confuse, transfuse -fy make, form into falsify, dandify gam marriage bigamy, monogamy, polygamy gastr, gastro stomach gastric, gastronomic, gastritis, gastropod gen kind generous gen birth, race, produce genesis, genetics, eugenics, genealogy, generate, genetic, antigen, pathogen geo earth geometry, geography, geocentric, geology germ vital part germination, germ, germane gest carry, bear congest, gestation giga billion gigabyte, gigaflop gin careful gingerly gloss, glot tongue glossary, polyglot, epiglottis glu, glo lump, bond, glue glue, agglutinate, conglomerate gor to gather, to bring together category, categorize grad, gress, gree to gather, to bring together, step, go grade, degree, progress, gradual, graduate, egress graph, gram, graf write, written, draw graph, graphic, autograph, photography, graphite, telegram, polygraph, grammar, biography, lithograph, graphic grat pleasing congratulate, gratuity, grateful, ingrate grav heavy, weighty grave, gravity, aggravate, gravitate greg herd gregarious, congregation, segregate, gregarian hale, heal make whole, sound inhale, exhale, heal, healthy, healthiness helio sun heliograph, heliotrope, heliocentric hema, hemo blood hemorrhage, hemoglobin, hemophilia, hemostat her, here, hes stick adhere, cohere, cohesion, inherent, hereditary, hesitate hetero other, different heterodox, heterogeneous, heterosexual, heterodyne hex, ses, sex six hexagon, hexameter, sestet, sextuplets homo same homogenize, homosexual, homonym, homophone hum, human earth, ground, man humus, exhume, humane hydr, hydra, hydro water dehydrate, hydrant, hydraulic, hydraulics, hydrogen, hydrophobia hyper over, above hyperactive, hypertensive, hyperbolic, hypersensitive, hyperventilate, hyperkinetic hypn sleep hypnosis, hypnotherapy -ia Noun: names, diseases phobia -ian, an Noun: related to, one that is pedestrian, human -iatry Noun: art of healing psychiatry -ic Adjective: quality, relation generic -ic, ics Noun: related to the arts and sciences arithmetic, economics -ice Noun: act malice -ify Verb: cause specify ignis fire ignite, igneous, ignition -ile Adjective: having the qualities of projectile in, im into, on, near, towards instead, import in, im, il, ir not illegible, irresolute, inaction, inviolate, innocuous, intractable, innocent, impregnable, impossible, imposter infra beneath infrared, infrastructure -ing Noun: material made for, activity, result of an activity flooring, swimming, building -ing Verb: present participle depicting -ing Adjective: activity cohering inter between, among international, intercept, interject, intermission, internal, intermittent, intra within, during, between layers, underneath intramural, intranet, intranatal intro into, within, inward interoffice, introvert, introspection, introduce -ion Noun: condition or action abduction -ish Adjective: having the character of newish -ism Noun: doctrine, belief, action or conduct formalism -ist Noun: person or member podiatrist -ite Noun: state or quality graphite -ity, ty Noun: state or quality lucidity, novelty -ive Noun: condition native -ive, -ative, -itive Adjective: having the quality of festive, cooperative, sensitive -ize Verb: cause fantasize jac, ject throw reject, eject, project, trajectory, interject, dejected, inject, ejaculate, adjacent join, junct join adjoining, enjoin, juncture, conjunction, injunction, conjunction judice judge prejudice jug, junct, just to join junction, adjust, conjugal juven young juvenile, rejuvenate labor work laborious, belabor lau, lav, lot, lut wash launder, lavatory, lotion, ablution, dilute lect, leg, lig choose, gather, select, read collect, legible, eligible leg law legal, legislate, legislature, legitimize -less Adjective: without, missing motiveless levi light alleviate, levitate, levity lex, leag, leg law legal, college, league liber, liver free liberty, liberal, liberalize, deliverance lide strike collide, nuclide liter letters literary, literature, literal, alliteration, obliterate loc, loco place, area location, locally, locality, allocate, locomotion log, logo, ology word, study, say, speech, reason, study catalog, prologue, dialogue, zoology, logo loqu, locut talk, speak eloquent, loquacious, colloquial, circumlocution luc, lum, lun, lus, lust light translucent, luminary, luster, luna, illuminate, illustrate lude play prelude -ly Adverb: in the manner of fluently macr-, macer lean emaciated, meager magn great magnify, magnificent, magnanimous, magnate, magnitude, magnum main strength, foremost mainstream, mainsail, domain, remain mal bad, badly malformation, maladjusted, dismal, malady, malcontent,malfunction, malfeasance, maleficent man, manu hand, make, do manual, manage, manufacture, manacle, manicure, manifest, maneuver, emancipate, management mand command mandatory, remand, mandate mania madness mania, maniac, kleptomania, pyromania mar, mari, mer sea, pool marine, marsh, maritime, mermaid matri mother matrimony, maternal, matriarchate, matron medi half, middle, between, halfway mediate, medieval, Mediterranean, mediocre, medium mega great, million megaphone, megaton, megaflop, megalomaniac, megabyte, megalopolis mem recall, remember memo, commemoration, memento, memoir, memorable ment mind mental, mention -ment Noun: condition or result document meso middle mesomorph, mesoamerica, mesosphere meta beyond, change metaphor, metamorphosis, metabolism, metahistorical, metainformation meter measure meter, voltammeter, barometer, thermometer metr admeasure, apportion metrics, asymmetric, parametric, telemetry micro small, millionth microscope, microfilm, microcard, microwave, micrometer, microvolt migra wander migrate, emigrant, immigrate mill, kilo thousand millennium, kilobyte, kiloton milli thousandth millisecond, milligram, millivolt min little, small minute, minor, minuscule mis wrong, bad, badly misconduct, misinform, misinterpret, mispronounce, misnomer, mistake, misogynist mit, miss send emit, remit, submit, admit, commit, permit, transmit, omit, intermittent, mission, missile mob, mov, mot move motion, remove, mobile, motor mon warn, remind monument, admonition, monitor, premonition mono one monopoly, monotype, monologue, mononucleosis, monorail, monotheist, mor, mort mortal, death mortal, immortal, mortality, mortician, mortuary morph shape, form amorphous, dimorphic, metamorphosis, morphology, polymorphic, morpheme, amorphous multi many, much multifold, multilingual, multiped, multiply, multitude, multipurpose, multinational nano billionth nanosecond, nanobucks nasc, nat, gnant, nai to be born nascent, native, pregnant, naive nat, nasc to be from, to spring forth innate, natal, native, renaissance neo new Neolithic, nuveau riche, neologism, neophyte, neonate -ness Noun: state, condition, quality kindness neur nerve neuritis, neuropathic, neurologist, neural, neurotic nom law, order autonomy, astronomy, gastronomy, economy nom, nym name nominate, synonym nomen, nomin name nomenclature, nominate, ignominious non nine nonagon non not nonferrous, nonsense, nonabrasive, nondescript nov new novel, renovate, novice, nova, innovate nox, noc night nocturnal, equinox, noctilucent numer number numeral, numeration, enumerate, innumerable numisma coin numismatics ob, oc, of, op toward, against, in the way oppose, occur, offer, obtain oct eight octopus, octagon, octogenarian, octave oligo few, little Oligocene, oligosaccharide, oligotrophic, oligarchy omni all, every omnipotent, omniscient, omnipresent, omnivorous onym name anonymous, pseudonym, antonym, synonym oper work operate, cooperate, opus -or Noun: condition or activity valor, honor, humor, minor ortho straight, correct orthodox, orthodontist, orthopedic, unorthodox -ory Noun: place for, serves for territory, rectory -ous, -eous, -ose, -ious Adjective: having the quality of, relating to adventurous, courageous, verbose, fractious over excessive, above overwork, overall, overwork pac peace pacifist, pacify, pacific ocean pair, pare arrange, assemblage, two repair, impair, compare, prepare paleo old Paleozoic, Paleolithic, paleomagnetism, paleopsychology pan all Pan-American, pan-African, panacea, pandemonium (place of all the demons), para beside paradox, paraprofessional, paramedic, paraphrase, parachute pat, pass, path feel, suffer patient, passion, sympathy, pathology pater, patr father paternity, patriarch, patriot, patron, patronize path, pathy feeling, suffering pathos, sympathy, antipathy, apathy, telepathy ped, pod foot pedal, impede, pedestrian, centipede, tripod, podiatry, antipode, podium pedo child orthopedic, pedagogue, pediatrics pel, puls drive, push, urge compel, dispel, expel, repel, propel, pulse, impulse, pulsate, compulsory, expulsion, repulsive pend, pens, pond hang, weigh pendant, pendulum, suspend, appendage, pensive, append per through, intensive persecute, permit, perspire, perforate, persuade peri around periscope, perimeter, perigee, periodontal phage eat macrophage, bacteriophage phan, phas, phen, fan, phant, fant show, make visible phantom, fantasy phe speak blaspheme, cipher, phenomenon, philosopher phil love philosopher, philanthropy, philharmonic, bibliophile phlegma inflammation phlegm, phlegmatic phobia, phobos fear phobia, claustrophobia, acrophobia, aquaphobia, ergophobia, homophobia phon sound telephone, phonics, phonograph, phonetic, homophone, microphone, symphony, euphonious phot, photo light photograph, photoelectric, photogenic, photosynthesis, photon pico trillionth picofarad, picocurie, picovolt pict paint, show, draw picture, depict plac, plais please placid, placebo, placate, complacent pli, ply fold reply, implicate, ply plore cry out, wail implore, exploration, deploring plu, plur, plus more plural, pluralist, plus pneuma, pneumon breath pneumatic, pneumonia, pod foot, feet podiatry, tripod poli city metropolis, police, politics, Indianapolis, megalopolis, acropolis poly many polytheist, polygon, polygamy, polymorphous pon, pos, pound place, put postpone, component, opponent, proponent, expose, impose, deposit, posture, position, expound, impound pop people population, populous, popular port carry porter, portable, transport, report, export, import, support, transportation portion part, share portion, proportion post after, behind postpone, postdate pot power potential, potentate, impotent pre, pur before precede prehendere seize, grasp apprehend, comprehend, comprehensive, prehensile prin, prim, prime first primacy, prima donna, primitive, primary, primal, primeval, prince, principal pro for, foward propel proto first prototype, protocol, protagonist, protozoan, Proterozoic, protoindustrial psych mind, soul psyche, psychiatry, psychology, psychosis punct point, dot punctual, punctuation, puncture, acupuncture, punctuation pute think dispute, computer quat, quad four quadrangle, quadruplets quint, penta five quintet, quintuplets, pentagon, pentane, pentameter quip ship equip, equipment quir, quis, quest, quer seek, ask query, inquire, exquisite, quest re back, again report, realign, retract, revise, regain reg, recti straighten regiment, regular, rectify, correct, direct, rectangle retro backwards retrorocket, retrospect, retrogression, retroactive ri, ridi, risi laughter deride, ridicule, ridiculous, derision, risible rog, roga ask prerogative, interrogation, derogatory rupt break rupture, interrupt, abrupt, disrupt, ruptible sacr, sanc, secr sacred sacred, sacrosanct, sanction, consecrate, desecrate salv, salu safe, healthy salvation, salvage, salutation sanct holy sanctify, sanctuary, sanction, sanctimonious, sacrosanct sat, satis enough satient, saturate, satisfy sci, scio, scientia know science, conscious, omniscient, cognocienti scope see, watch telescope, microscope, kaleidoscope, periscope, stethoscope scrib, script write scribe, scribble, inscribe, describe, subscribe, prescribe, manuscript se apart, move away from secede sect, sec cut intersect, transect, dissect, secant, section sed, sess, sid sit sediment, session, obsession, possess, preside, president, reside, subside semi half, partial semifinal, semiconscious, semiannual, semimonthly, semicircle sen, scen old, grow old senior, senator, senile, senescence, evanescent sent, sens feel, think sentiment, consent, resent, dissent, sentimental, sense, sensation, sensitive, sensory, dissension sept seven septet, septennial sequ, secu, sue follow sequence, consequence, sequel, subsequent, prosecute, consecutive, second, ensue, pursue serv save, serve, keep servant, service, subservient, servitude, preserve, conserve, reservation, deserve, conservation, observe -ship Noun: status, condition relationship, friendship sign, signi sign, mark, seal signal, signature, design, insignia, significant simil, simul like, resembling similar, assimilate, simulate, simulacrum, simultaneous sist, sta, stit stand, withstand, make up assist, insist, persist, circumstance, stamina, status, state, static, stable, stationary, substitute soci to join, companions sociable, society sol, solus alone solo, soliloquy, solitaire, solitude, solitary, isolate solv, solu, solut loosen, explain solvent, solve, absolve, resolve, soluble, solution, resolution, resolute, dissolute, absolution somn sleep insomnia, somnambulist soph wise sophomore (wise fool), philosophy, sophisticated spec, spect, spi, spic look, see specimen, specific, spectator, spectacle, aspect, speculate, inspect, respect, prospect, retrospective, introspective, expect, conspicuous sper render favorable prosper sphere ball, sphere sphere, stratosphere, hemisphere, spheroid spir breath spirit, conspire, inspire, aspire, expire, perspire, respiration stand, stant, stab, stat, stan, sti, sta, st, stead stand stature, establish, stance -ster person mobster, monster strain, strict, string, stige bind, pull, draw tight stringent, strict, restrict, constrict, restrain, boa constrictor stru, struct, stroy, stry build construe, structure, construct, instruct, obstruct, destruction, destroy, industry, ministry sub, suc, suf, sup, sur, sus under, below, from, secretly, instead of sustain, survive, support, suffice, succeed, submerge, submarine, substandard, subnormal, subvert sume, sump take, use, waste consume, assume, sump, presumption super, supra over, above superior, suprarenal, superscript, supernatural, superimpose, supercede syn, sym together, at the same time sympathy, synthesis, synchronous, syndicate tact, tang, tag, tig, ting touch tactile, contact, intact, intangible, tangible, contagious, contiguous, contingent tain, ten, tent, tin hold, keep, have retain, continue, content, tenacious tect, teg cover detect, protect, tegular, tegument tele distance, far, from afar telephone, telegraph, telegram, telescope, television, telephoto, telecast, telepathy, telepathy tem, tempo time tempo, temporary, extemporaneously, contemporary, pro tem, temporal ten, tin, tain hold tenacious, tenant, tenure, untenable, detention, retentive, content, pertinent, continent, obstinate, contain, abstain, pertain, detain tend, tent, tens stretch, strain tendency, extend, intend, contend, pretend, superintend, tender, extent, tension, pretense tera trillion terabyte, teraflop term end, boundary, limit exterminate, terminal terr, terra earth terrain, terrarium, territory, terrestrial test to bear witness testament, detest, testimony, attest, testify the, theo God, a god monotheism, polytheism, atheism, theology therm heat thermometer, theorem, thermal, thermos bottle, thermostat, hypothermia thesis, thet place, put antithesis, hypothesis, synthesis, epithet tire draw, pull attire, retire, entire tom cut atom (not cutable), appendectomy, tonsillectomy, dichotomy, anatomy tor, tors, tort twist torture, retort, extort, distort, contort, torsion, tortuous, torturous tox poison toxic, intoxicate, antitoxin tract, tra, trai, treat drag, draw, pull attract, tractor, traction, extract, retract, protract, detract, subtract, contract, intractable trans across, beyond, change transform, transoceanic, transmit, transportation, transducer tri three tripod, triangle, trinity, trilateral trib pay, bestow tribute, contribute, attribute, retribution, tributary tribute give contribute, distribute, tributary turbo disturb turbulent, disturb, turbid, turmoil typ print type, prototype, typical, typography, typewriter, typology, typify ultima last ultimate, ultimatum umber, umbraticum shadow umbra, penumbra, (take) umbrage, adumbrate un not, against, opposite unceasing, unequal uni one uniform, unilateral, universal, unity, unanimous, unite, unison, unicorn -ure Noun: act, condition, process, function exposure, conjecture, measure vac empty vacate, vacuum, evacuate, vacation, vacant, vacuous vade go evade, invader vale, vali, valu strength, worth equivalent, valiant, validity, evaluate, value, valor veh, vect to carry vector, vehicle, convection, vehement ven, vent come convene, intervene, venue, convenient, avenue, circumvent, invent, convent, venture, event, advent, prevent ver, veri true very, aver, verdict, verity, verify, verisimilitude verb, verv word verify, veracity, verbalize, verve vert, vers turn, change convert, revert, advertise, versatile, vertigo, invert, reversion, extravert, introvert, diversion, introvert, convertible, reverse, controversy vi way viable, vibrate, vibrant vic, vicis change, substitute vicarious, vicar, vicissitude vict, vinc conquer victor, evict, convict, convince, invincible vid, vis see video, evident, provide, providence, visible, revise, supervise, vista, visit, vision, review, indivisible viv, vita, vivi alive, life revive, survive, vivid, vivacious, vitality, vivisection, vital, vitamins, revitalize voc, voke call vocation, avocation, convocation, invocation, evoke, provoke, revoke, advocate, provocative, vocal vol will malevolent, benevolent, volunteer, volition volcan fire volcano, vulcanize, Vulcan volv, volt, vol turn about, roll revolve, voluble, voluminous, convolution, revolt, evolution vor eat greedily voracious, carnivorous, herbivorous, omnivorous, devour -ward Adverb: in a direction or manner homeward -wise Adverb: in the manner of, with regard to timewise, clockwise, bitwise with against withhold, without, withdraw, forthwith -y Noun: state, condition, result of an activity society, victory -y Adjective: marked by, having hungry, angry, smeary, teary zo animal zoo (zoological garden), zoology, zodiac, protozoan