四級詞匯常用詞根

LectureThreeStems四級詞匯常用詞根1.act=doActactiveinactiveactivityreactenactinteract相互作用activateactualize實現(xiàn)transactcounteract抵消2.aero/aero/aeri=air/eAerate通氣aerial空氣的aeromechanics航空力學(xué)aero-logy氣象學(xué)/e?'r?l?d??/aerospace空間aero-view鳥瞰3.ag=doAgentagency機構(gòu)agenda議程agitate鼓動co-agent合作者counteragent反作用劑reagent反應(yīng)力4.alter/altern/ail=other/changeAlter改變alterablealteration交互/交錯alternativealienalienate疏遠alternate交替的、v交替5.anim=life/spirit生命/精神Animalanimate使…有生命animation動畫inanimate無生命的animus仇恨，意圖（律）unanimous意見一致的equanimity沉著magnanimous心胸博大的6.ann/enn=yearAnnualanniversaryannuity年金/養(yǎng)老金perennial終年的7.apt/ept=ability適應(yīng)/能力Apt有傾向的aptitude才能aptly適當(dāng)?shù)豠dapt適應(yīng)adaptableadaptation改寫本inapt無能的adept熟練的8.arch/archy=rule/chief統(tǒng)治者/統(tǒng)治/主要的anarchy無政府狀態(tài)

[??n?ki]anarchicarchieve檔案architect建筑師architecture建筑學(xué)9.art=skill技巧Articleartful巧妙的artificial人工的artisan工匠artifact藝術(shù)品10.astro/aster=star星星Astronomy天文學(xué)astrospace宇宙空

間astronautastrophysics天體物理學(xué)astral星的disaster災(zāi)難disastrous災(zāi)難的11.audi/audit=hear聽Audienceauditorium禮堂audible聽得見的inaudible12.bas,base=low/foundation低下/基礎(chǔ)Basebasement地下室baseballbaseborn出身低微的abase貶低自己debased貶低的sub-base基層13.bio/bi=life生命/生物Biologybiography傳記biographer傳記作者biochemistryautobiography自傳biospherebiocide殺蟲劑microbe微生物14.cand=white/glow白/發(fā)光Candle蠟燭candid坦白的/直率的candidate報考者15.cap,capt=take抓/拿Capturecapacitycapacious寬闊的/容積大的caption標題/字幕captive俘虜16.ceive/cep接受ReceiveconceivedeceiveperceiveAcceptacceptabilityconceptdeceptiveinceptioninterceptperceptexceptreceipt

17.cap/cipit=head頭Capitalcaptain首長cape海角capitulate投降18.card/cord=heart心臟/一致cardiac心臟的cordial首要的cordiality誠心cord-form心形的recordconcord協(xié)調(diào)discord不和according符合/根據(jù)accordion手風(fēng)琴19.ced/ceed/cess=go行走/前進Accede答應(yīng)antecede先行antecedentancestorconcession讓步intercede調(diào)節(jié)precede在先/優(yōu)于precedent先例procedurerecede撤回exceedproceedsucceedprocessaccessaccessiblesuccesssuccessionrecessrecession20celer=quick,

speed快/迅速Celerity迅速/敏捷acceleratedecelerate21.cent=hundred一百Percentcenturycentimeterpercentage22.centr=center中心Centrala-centricconcentrateconcentric23.chron=time時間Chronic長期的chronicle編年史chronology年代學(xué)chronograph計時器synchronize同時發(fā)生synchronous同期的/同步的24.cid/cis=cut/kill切/殺Decidesuicideinsecticidepesticideconcise簡明的decisionincisive一針見血的precise精確的excise刪掉accidentincident25.circ/cycl=circleCirclecircular圓的circulatecircuit電路circus馬戲團encirclebicyclerecycle26.cit=quote引用Citecitation引用reciteexciteexcitingincite鼓勵incitation激動27.claim/clam=shout呼喊/叫喊Claimclamor吵鬧clamorousacclaim歡呼/喝彩declaim朗誦exclaim感嘆proclaim公布reclaim收回28.clos/clud/clus=close關(guān)閉Closeclosuredisclose揭發(fā)encloseconcludeexcludeincludepreclude預(yù)防recluse隱士seclude孤立29.corp/corpor=body身體/團體Corpsecorporationcorporate共同的corporeal有形的corpulent肥胖的incorporate結(jié)合/合并30.cracy=rule統(tǒng)治或政體crat=ruler統(tǒng)治者Democracy民主democratautocracy專制autocrat獨裁者bureaucracy官僚政治bureaucrat官僚theocracy神權(quán)統(tǒng)治monocracy獨裁統(tǒng)治31.creed,cred=believe,trust相信/信任Creed信條、綱領(lǐng)creditcredibleincrediblediscredit不信任accredit委任、信任32.creat=grow/make創(chuàng)造/產(chǎn)生Creativecreature生物recreationincreasedecreaseprocreate繁殖procreativeconcrete具體的、混凝土33.cult=till耕種/培養(yǎng)Culturecultivateagricultureaquiculture水產(chǎn)養(yǎng)殖floriculture花卉栽培34.cur=care關(guān)心Curiouscuriositysecurecurecurableaccurate35.cur,curs,cours=run跑、發(fā)生Occurconcur同時發(fā)生recurincur招惹excurse遠足、旅游excursionprecursor先驅(qū)、先兆current流動的、當(dāng)前的currency流通貨幣curriculum課程表concurrent同時的course路程、課程recourse求助36.demo=people人民、人們Democracydemocratdemos民眾demography人口統(tǒng)計學(xué)epidemic流行的、傳染性的pandemic廣泛流行的37.dent=tooth牙齒Dentistdenture假牙indented鋸齒狀的indenture契約、合同38.dict/dic=say說話Dictationdictionarydictator發(fā)命令者dictum格言、斷言benediction祝福malediction惡言、咒罵indicatecontradictcontradiction矛盾predictdedicate奉獻addict上癮interdict禁止verdict裁判、判決predicate斷定、謂語39.doc,doct=teach教Doctordoctoral博士的、權(quán)威的doctrine教義、教條docile溫順的indocile難馴服的document文件、證書40.du/dub/doub=two二、雙Dual二重的、二元的dualitydubious半信半疑的doubtdoubtfulduplicate加倍、復(fù)制duplex二重的double41.duc/duct=lead/bring引導(dǎo)、帶來Duct管/導(dǎo)管Educe引出、引起abduct誘拐deduce推論deductioninduce勸誘、誘導(dǎo)introduceproduceproductproductiveproductivityseduce勾引seductionviaduct高架橋educateconductconductor42.dur=last,hard持久、堅持Duringdurabledurationendureenduranceindurate使堅硬、使堅固43.equ/equi=equal相等Equalequality平等equate使平等equation方程式equable穩(wěn)定的、溫和的adequate足夠的equator赤道equity公平equivalent相等的inequity不公正、邪惡44.fac/fic=face臉、面Facet平面facetious輕浮preface前言、序言surface表面deface誹謗efface擦掉、消除ineffaceable抹不掉的superficial膚淺的45.fact/fect/fic=make/do做、制作Facilitate使容易facility便利設(shè)施factorbenefactor恩人benefaction恩惠malefaction罪惡manufacture制造affectaffection感情、友善affectivedefect缺點、缺陷defectiondisaffect不滿effecteffectiveinfect傳染infectionperfectperfectionefficient有效的efficiencyproficient精通的proficiencysufficient足夠的profit利益fiction小說46.fall/fail=error犯錯誤、欺騙Fallacy謬論fallacious犯錯誤的fallible易錯的falsify篡改failurefalsefaultdefault默認47.fer=bring/carry帶來Ferry渡口confer協(xié)商、談判conferenceoffer提供circumference四周、周圍defer延期differdifferentinferindifferent冷漠preferrefer提到referencerefereesuffer遭受transfer轉(zhuǎn)移fertile肥沃的fertilizer肥料48.fin=end/boundary結(jié)束、范圍Finishfinalfinance資金、財政finite有限的infiniteconfine限制define定義definitiondefinitive決定性的affinity親戚、密切關(guān)系49.flect/flex=bend彎曲Deflect偏斜deflectioninflect使彎曲inflection詞尾變化reflect反射、沉思reflectionflex彎曲flexible靈活的inflexible不靈活的deflexed偏斜的inflexed內(nèi)折的50.flict=strike打擊Afflict折磨afflictionconflict沖突inflict導(dǎo)致痛苦infliction51.flu=flow流動Fluidflush沖洗flux流動fluencyaffluent富裕的confluent匯流的effluent流出的influence影響influenza感冒influx涌入?yún)R集superfluous過剩的多余的52.force=strong力量Forcefulenforce強行實行reinforce加強fort要塞fortress堡壘fortify加固fortitude剛毅effortcomfortablediscomfort不舒適不愉快53.form=shape形狀Formalformalism形式主義formation形成formulaformulate公式化conform使一致conformitydeform變形deformedinforminformationinformative見多識廣的multiform多形狀的reformtransform變形transformationuniformperformperformance

54.fus=pour流瀉Confuse混亂confusiondiffuse散播diffusioneffuse流出effusioninfuse注入infusionprofuse豐富的profusionrefusesuffuse充滿、染遍transfuse輸血refute反駁55.gene=produce產(chǎn)生Generate產(chǎn)生、發(fā)電generationgenerator發(fā)電機、生殖者regenerategeneralgeneralizationgenerousgenerositydegenerate墮落衰退genesis起源genetic基因的/遺傳的genuine真正的geniusprogeny子孫、后代homogeneous同種的heterogeneous不同的gendergentle56.gest=carry/bring帶來/產(chǎn)生Gesturecongest擁擠congestiondigest消化digestionindigestion消化不良suggestsuggestionregister登記/注冊registration57.grad=grade等級Gradation等級、層次gradualgraduategraduationdegrade降級、退化retrograde退步、墮落upgrade升級downgrade降級centigrade百分比58.graph/gram=write寫、圖Biography傳記biographer傳記作家autograph親筆字monograph專題論文photographtelegraphdictograph偵聽器programgramophone留聲機diagram圖解、圖表seismograph地震圖59.grave/griev=heavy重Grave重大的、莊嚴的、墳?zāi)筧ggravate加重、惡化gravity重力grief悲傷grieve使悲傷60gress=go,walk行走Aggressive進攻的aggressioncongress代表大會digress離題digressionprogresstransgress違背egress出口ingress入口retrogress倒退61hibit=hold拿住Exhibitexhibitioninhibitive禁止inhibition禁令uninhibited不被禁止prohibit阻止prohibitive62idea，ideo=idea思想，觀點Idealidealismidealizeideate想象，設(shè)想ideograph表意文字ideology意識形態(tài)63ject=throw;cast投擲，扔Adjective附加的，形容詞abject可憐的；頹廢的conjecture推測；猜想deject使沮喪eject驅(qū)逐interjection感嘆inject注射object反對project計劃subject主題reject拒絕64judg,judic=judge判斷Judgmentadjudge判決；裁決prejudge預(yù)先判斷prejudice偏見judicial司法的judiciary法院的judicious有判斷力的injudicious不明智的65junct,join=join結(jié)合；連接Junction交匯點juncture結(jié)合adjunct附加物conjunction連接詞disjunction分離subjunctive虛擬語氣的joint關(guān)節(jié)adjoin接壤disjoin分開disjoined脫節(jié)的enjoin命令rejoin重新連接subjoin附加；增補66labor勞動Laborious辛苦的laboratoryelaborate精工細做collaborate合作67lect;lig=choose;gather收集CollectcollectiveelectintellectintellectualintelligenceneglectrecollectselectiveEligible合格的elegant美好的高雅的eleganceelite精英68leg=law法律Legallegality合法性illegaldelegate代表relegate放逐；貶值legislate立法legislature立法機關(guān)illegitimate不合法的；私生的69lingu=language舌頭；語言Linguistlinguisticsbilingualunilingual一種語言的multilingual懂多種語言的sublingual舌頭下的70liter=letter文字；字母Liberate識字的illiterate文盲的literacy有文化illiteracyliterature文學(xué)literal字面的obliterate抹掉；擦掉71loc=place地方Locallocalism地方主義locatelocationlocomotive火車頭dislocate脫節(jié)；移位allocate搭配relocate重新定位72log;logu=speak說Logic邏輯logicalanalogy類比apologue（apo離開）apologyapologizecatalogue目錄dialogue對話prologue開場白epilog（epi后面）后記monologue獨白philology語言學(xué)73long長Longevity長命；壽命longing渴望longheaded有遠見的longsighted有遠見的longitude經(jīng)線belong屬于elongate伸長prolong延長lengthlengthy冗長的74marin=sea海洋Marinemariner水手aquamarine藍寶石submarine海底的；潛水艇maritime海運的mari-culture水產(chǎn)養(yǎng)殖marinate用鹽水泡75mark=sign記號；符號Marked有記號的marksman神槍手remark評論；意見remarkable值得注意的landmark里程碑bookmark書簽hallmark明顯標志trademark商標demarcate劃分界限demarcation76med=middle中間Medial中間的median中央的mediate調(diào)停、中間的mediator調(diào)解人immediately立即medium媒介media媒體77memor=memory記憶Memorymemorizeimmemorial無法追憶的memorandum備忘錄commemorate紀念rememberremembrance回憶78ment=mind思考Mentalmentality智力，精神mentioncommentcommentate評述mentation心智活動amentia智力缺陷demented失去理智的remind提醒79merger，mers=sink沉沒Emergeemergence浮現(xiàn)emergency突發(fā)事件immerge沉入；浸入submerge沉入submersionmerge合并immerse沉浸80meter=measure測量Diameter直徑perimeter周長thermometer溫度計geometry幾何學(xué)symmetry對稱asymmetry不對稱measureimmeasurable不能測量的commeasure相等dimension大小，面積immense無限大的81migr=remove遷徙Migratemigratory移居的migrant遷移者emigrate移居外國immigrate移居入境transmigration移居82mit;miss=send發(fā)送Admit承認commit委任emit發(fā)出intermit間斷omit省略permit允許remit匯款submit提交transmit傳達Mission任務(wù)missionary傳教士commission委員會dismiss解散emissionomissionsubmissiontransmissionPremise前提promise承諾surmise推測demise贈與83.mob=moveMobileimmobile不動得mobility能動性mobilize動員demobilize復(fù)員automobile汽車mob暴民mobster歹徒84.morph=form;shape形狀Morphology形態(tài)學(xué)geomorphic地貌的amorphous無形的polymorphic多種形狀的85mort=deathMortalimmortal不朽的mortality死亡率mortify使羞辱mortgage抵押品immortalize使…不朽mortuary太平間86mote=moveMotionmotive動機motivate推動promote促進promotion升級remote遙遠的demote降級commotion騷動locomotive火車頭emotion情感87mount=ascend登上Mountmounted騎馬的mountainmountainous多山的dismount下馬surmount克服insurmountable難克服的remount重新登上88nomin=nameNominal名義上的nominate提名nominee被提名者denominate命名ignominious無名的89norm=rule規(guī)則；規(guī)范Normnormalabnormalenormous巨大的subnormal低于標準的trans-normal超常規(guī)的90note=know知道；注意Notable值得注意的noticenotifynotion觀念notorious惡名昭著的annotation注解denote指示denotation指示意義91nounce;nunci=speak說Announceannouncementdenounce抨擊pronouncepronounced著名的renounce否認Enunciate清楚表達pronunciation發(fā)音92nov=new新的Novel新奇的；小說novelty新奇事情innovation革新novice新手renovate翻新93numer=numberNumerable可數(shù)的numerous數(shù)目眾多的enumerate列舉innumerable不計其數(shù)的numerology命理學(xué)supernumerary額外的94opt=choose選擇Optionoptional可以選擇的adopt采納；收養(yǎng)adoptable可采納的adoptive采納的95ora=mouthOral口頭的orator演說家oration演說oratory禮堂adore熱愛；崇拜inexorable無情的96ord=order命令；順序Ordinal有秩序的ordinance訓(xùn)令；發(fā)令ordinaryextraordinarycoordinate協(xié)調(diào)inordinate過度的subordinate從屬的insubordinate不服從的97part;portion=part部分Partial有偏見的impartial公正的particle微粒particular特別的partition劃分apartment公寓counterpart對應(yīng)的人或物depart離開department部門impart傳授participate參加partner搭檔portion部分apportion分配proportion比例disproportional不成比例的98pass=through通過Passagepassengerpassport護照impasse僵局impassable不可通過的surpass超越compass范圍encompass包圍99pass；pat;path=feeling情感Passionpassive被動的impassive冷漠的impassioned充滿激情的compassion同情Patience耐心impatient不耐煩的compatible相容的incompatible不相容的Pathetic動情的antipathy反感apathy冷漠a(chǎn)pathetic冷漠的sympathy同情100ped=foot腳Pedal腳的pedestrian行人biped兩足動物quadruped四足動物centipede蜈蚣expedite加快；促進expedition遠征impede妨礙impediment阻礙物podiatrist足病醫(yī)生101pel;puls=push推；驅(qū)動Appellant上訴人compel強迫expel開除impel驅(qū)動dispel驅(qū)散propel推進propeller助推器repel擊退Compulsion強制compulsory強制的；義務(wù)的pulse脈搏impulse沖動impulsive沖動的propulsion推進repulse擊退repulsive排斥的102pend;pens=hang懸掛；花費Pendant下垂物pending懸而未決的append懸掛appendage附屬物appendix附錄dependdependent依賴的dependable可以依賴的independent獨立的suspend中止suspensionExpendexpenditure支出expensivepension養(yǎng)老金compensate補償dispense分配dispensable可分配的103pict=paint描畫Picturepicturesque風(fēng)景如畫的pictograph象形文字depict描繪104press擠；壓Pressing急迫的pressure壓力compress壓縮compressiblecompressiondepress使…沮喪depresseddepressionexpress表達expressionimpress給…留下印象impressionimpressiveoppress壓迫oppressionrepress抑制suppress鎮(zhèn)壓suppression105prim=firstPrimary初級的primitive原始的prime基本的；首要的primer初級讀本primeval早期的106put放Computerdispute反駁disputabledisputatious好爭論的impute歸咎域repute名聲disrepute壞名聲107quest;quir;quis;quer=seek尋求Questinquest審問questionrequest要求acquire獲得acquirementacquired習(xí)得的inquire盤問require要求conquer征服conquestquery質(zhì)疑108rect=straight正；直Correct更正rectify改正rectitude正直rectangle矩形erect直立erection109rupt=break斷裂Rupture破裂abrupt突然的bankrupt破產(chǎn)的bankruptcycorrupt腐敗的corruptiondisrupt分裂disruptionerupt噴出eruptioninterrupt打斷interruption110scend;scens;scent=climbAscend登上descend下降transcend超越descendant子孫ascendancy權(quán)勢descent下降111sci=knowSciencescientificconscience良心conscious有意識的omniscient無所不知的prescient有先見之明的presciencesubconscious潛意識的nescient無知的pseudoscience偽科學(xué)112scrib;script=writeScribe劃線scribble亂寫；涂鴉script腳本ascribe歸因于circumscribe限定conscribe征集describe描寫descriptioninscribe銘刻inscriptionmanuscript手寫稿post-scribe附言prescribe開處方prescriptionsubscribe訂閱subscribertranscribe抄寫transcript113sect,seg=cut;divide切；割Section部分；部分sectarian宗派的bisect二分dissect解剖dissectioninsect昆蟲intersect交叉intersectiontransect橫切vivisect活體解剖segment切片segmentation114sens;sent=feel感覺Sensesensible明智的sensibility敏感性sensitive敏感的sensory感覺的sentiment感情sentimental多情的nonsense胡言亂語assent贊成consent同意dissent不同意consensus共識presentiment預(yù)感resent反感resentment怨恨115sert=join加入Assert斷言assertive斷言的；確定的desert拋棄insert嵌入insertion116serv=serve;keep服務(wù)；保持Serviceservant仆人deserve值得disserve損害conserve保存；保守conservative保守的observe觀察observationpreserve保存reserve預(yù)定reserved預(yù)定的reservoir水庫perseverance堅持不懈117sid=sit坐Reside居住residence居民preside主持president主席presidium主席團subside沉淀subsidiary補助的subsidy補助金considerconsiderate善解人意的residue殘留物assiduous勤勉的118sign=mark

signal信號signalize發(fā)信號assign分配assignment分配；作業(yè)signature簽名signet印章signify象征significance意義significant有意義的consign委托design設(shè)計designate指定ensig