Stems and AffixesPrefix Meaning Examplead (a, ac, af, ag, al, to advance, acquire, affix, aggressive, an, ap, ar, as) allocation, annex, approach,arrest, assertante before, in front of antecedent, anteroomanti against antithesis, antimagneticauto self, self-acting autonomous, autocracy,automobile, automatonbi two, twice bimonthly, biennialcircum (circu) around, circle circumscribe, circumference,circulationcom (co, col, con) together, with combine, cohabit, collision, converse de down from, apart despise, dehydrate, decapitatedi two, dioxide, dialogueseparate divorce, diversifydis not discourage, dissatisfyapart disband, disperse, disrupt, diffuseen (em) make empower, enlarge, enpurplearound encircle, embraceex out of, from, away from extract, expose, excludemore than excess, exceed, exaggerateformer ex-wife, ex-presidentil, im, in not illegal, immature, inactiveinto insert, implant,inter, intro, intra, intel between, inside, within, interrupt, interpose,inward, into introvert, introspectintramural, intracellular,intracity, intelligible,intellectkilo thousand kilometer, kilogrammal bad, badly malfunction, maladaptation,malaria, malapplymacro great macrocosm, macrostructure micro small, tiny microcosm, microstructuremis wrong(ly) misbehave, mismanagebad misfortune, mischancemono one, single, alone monocracy, monotonous,multi many, much multilateral, multipurposemultiply, multilingualnon not, without nonstop, nonsticking, nonattackingob (有变体) against, not clear, object, opaque, offend,opposite obtriangular, obpyramidalover more than overestimate, overchargeper through pervious, pervadeperennial, perforatepre before prearranged, previouspro forward prospect, projector, progressfor, in favor of pro-slavery,popul, publ people population, populace, popularity,public, publicize, publishre back , again reload, retrace, return, response semi half, partly semicircle, semifinalretro back, backward retrospect,stereo solid, three dimensional stereophone, stereoanalysisstereochemistrysub(suf, sug, sup, sus, sur) under, below, lower submerge, subtitle, subeditorsuffer, suggest, surroundingsuspend,syl, sym, syn together, the same syllabus, syllogism, symphonysymmetry, synthetic, synchronizetele far away telescope, telecast, telelectureteleconversationtrans across transport, transfer, transparentbeyond transonic, transnormalultra excessive, extreme ultramodern, ultravioletup upward, in an upward upright, upstreamdirection upheaval, upgradeun not unqualified, unloadunder below, beneath, under undergo, underestimate, undertakeundermineuni one universe, unify, unilateral, uniformNoun suffix Meaning Exampleship 关系, 状态, 身份relationship, kingship,资格, 技巧, 技能apprenticeship, horsemanship总人数penmanship, membership, readershiphood 状态, 性质, 集体, falsehood, bachelorhood,时期orphanhood, maidenhood,neighborhoodfold time(s) manifold, millionfoldage state advantage, heritageplace village, anchorage,amount mileage, carriage, postage, portageian one who magician, physicianant one who assistant, inhabitantee one who trainee, intervieweeiot one who patriot, compatriot,aut one who astronaut, aquanauter, ar, or, one who writer, navigator,ist one who pianist, economist,tude state of latitude, altitude, attitude, longitude (t)ure state of mixture, departureal state of renewal, withdrawalance, ence state of importance, interference,cy, ency state of infancy, tendencyness state of carefulness, consciousnesstion, sion state of solution, reduction, permission, ment state of rearmament, equipment,ty, ity state of density, purity, moralityology study of theology, psychologyism doctrine of egoism, socialismery, ory, ary place winery, gallery, observatory, granarycollection of dictionary, directory,Verb Suffix Meaning Exampleate make or cause to happen create, evacuateen make or cause to happen shorten, heightenify make or cause to happen glorify, certify, rectify, notify,ize make or cause to happen modernize, publicize, polularizeAdjective Suffix Meaning Exampleable, ible capable of edible, convertible, unreadableful full of beautiful, gracefulhandful, cupful, armfulless without hopeless, limitlessal having the nature of cultural, economicalant, ent having the nature of pleasant, dependent,ish having the nature of foolish, childishive having the nature of expensive, responsive, indicative ly having the nature of lovely, livelyed, ing having the nature of excited, interestingous, having the nature of glorious, prosperousy having the nature of tasty, windy, dusty, dirtyary, ory having the nature of elementary, primary, introductory,contradictoryAdverb Suffix Meaning Examplely in a certain manner slowly, happilyward in the direction of westward, homewardwise in the direction of clockwise, counterclockwiseRoots Meaning Exampleann, enn year anniversary, annual, perennial aqua water aquarium, aquatel, aqueduct arch chief patriarch, matriarchmonarchy, anarchyastro space astronaut, astrophysics, astrometry aud(i) listen, hear audiometer, auditor, auditoriumauto self autograph, automation,car autocide, autoworkeravia bird, fly avian, aviator, aviarybibli book bibliography, Biblebio life autobiography, bio-weapon,cand light candle, incandescent, candid,cap(it) head captain, decapitate, capsizecast throw broadcast, telecastcent hundred century, centigrade, centimeter chron time synchronize, chronologicaldec ten decade, Decemberdem people democracy, epidemicdict, say dictation, predictdon give donate, pardon, doneeduct, duce lead, direct conduct, reduce, deduct, aqueduct ego sels egoist, egocentric, egomaniacfer take, carry transfer, confer, defer, circumferencerefer, preferflect, flex bend reflect, inflect, circumflex, flexiblegene begin genesis, autogenous, degenerateregenerategeo the earth geography, geometrygrad, gres step gradually, degradationregress, aggressivegram, graph write telegram, diagram,stereograph, autographhomo same homonym, homosexual, homogenoushydr water hydroscope, hydroaeroplanelog study theology, biologyword logic, dialogue, cataloguelumin light illuminate, lustremagna, magni great, big, large magnitude, magnate,magnanimous, magnifierman, mana, hand manacle, manuscriptmanu, main, manipulate, maintainmatri mother matrimony, matriarch, matrifocal metr, meter measure thermometer, astrometry, barometer mit, miss send permit, transmit, submissionopt eye, light optical, optics, optophone,optometristpat, pathy disease pathos, pathology,feeling telepathy, theopathetic, apathypatri father compatriot, patriarchpel, pul drive compel, compulsory, expel,dispel, repel, propellorpend hang pending, suspension,appendix, pendulumpay spend, expensivephon sound stereophonic, microphonepoly many polyester,port carry transport, import, exportpose place depose, opposition, compose,interposepsych soul or mind psychopath, psychologyrot turn, wheel rotate, circumrotaterupt break, burst disrupt, corrupt, interrupe scribe, scrip write transcribe, transcript, circumscribe scope see microscope, telescopesect cut dissect, vivisection, transect, sector sens, sent feel, think consent, resent, dissentspect, spise see inspect, circumspect, despisespir(e) breathe inspire, expire, conspiretain, tin hold retain, maintain, attain, continue the god theology, theocracy, monotheismthermo heat thermometer, thermostat,thermochemistrytribut give contribute, tributary, attributevac empty evacuate, vacation,vacuous, vacuumvert, vers, change converse, revert, diversifyvis, vise, vision see supervise, television,vig, vit, viv life vigorous, revitalize, revive, vivify vol, vor turn involve, volume, vortex, divorce,。