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, protozoa |