常用前缀一:a-①+单词或词根,不,无,非②+单词,在…,…的ab-abs-+词根,相反,变坏,离去ab-ac-ad-af-ag-an-ap-ar-as-at-+同辅音词根,表示”一再”等加强意ad-+单词或词根,做…,加强…amphi-ambi-两个,两种an-词根,不,无ana-错误,在旁边,分开ante-前面,先anti-反对,相反apo-离开,远离auto-自动,自己be-①构成动词,使…成为②构成一些介词bene-善,好bi-二个,两by-在旁边,副的circum-环绕,周围co-共同,通常+元音词根col-cor-+同辅音词根,共同com,con共同contra-反对,相反counter-反对,相反de-①去掉,变坏,离开,变慢,向下②使…成为,加强di-①两个,双②使变成,分开,分离dia-穿过,二者之间dif-和辅音重复表示不,否定,分开dis-①不,消失掉②分开,分离dys-坏,不良e-ef-出,出来em-en-①进入…之中,包围②使…进入状态epi-在…上,在…周围,在…后面eu-好,优秀ex-①出,出去②前面的,前任的exo外部的,外面extra-以外的,超过的fore-前面,预先hetero-异类,异种homo-同类的hyper-超过,太多hypo-下面,次等il-ir-①+辅音词根,不,无②使…成为,进入im-in-①不,无,非②向内,进入inter-在…之间,相互intro-intra-向内,入内macro-宏伟,大mal-male-坏,恶micro-微,小mini-小mis-错误,坏mono-单个,一个multi-多,很多neo-新的non-不,非omni-全部,到处out-①超过,过度②出去,过时over-①过度,过分②在…之上③翻转paleo-古,旧pan-广泛的para①半,类似,辅助②在旁边③降落伞pen-近似,差不多per-①贯穿,自始自终②假,坏peri-周围,靠近poly-多post-①在…后面②邮政,邮件pre-…前的,预先的pro-①向前,在前②很多③赞同,亲…proto-原始pseudo-假,伪re-①向后,相反,不②一再,重新retro-向后,倒退se-分开,离开,区别开sub-①在下面,次一等,副手②接近,靠近suc-suf-sup-sur-+同辅音词根,在…下面sur-超过,在上面super-①超级,超过,过度②在…上面sus-在…下面sym-syn-共同,相同trans-①横过,越过②变换,改变,转移ultra-①极端②超出,超过un-①不,无,非,没有②打开,假开,弄出under-①在…下②不足,不够③副手常用前缀二cata-向下,相反,离开deca-十deci-十分之一demi-半endo-内部hecto-百,许多hemi-半hepta-七hexa-六holo-全部iso-等,同kilo-一千meta-超过,改变milli-千,千分之一ob-逆,倒,加强意义octa-octo-八penta-五quadri-quadru-四quasi-类似,准semi-半sept-septi-七sex-六step-后,继或前夫(妻)所生stereo-立体supra-超…tetra-四tri-三twi-二,两uni-一个,单一vice-副with-向后,相反常用词根一acid,acri,acrid,acu=sour,sharp尖,酸,锐,利act=todo,todrive行动,做aer,aero,aeri=air空气,充气ag=do,act做,代理做agri,agro,agr=field,land田地,农业alter,altern,ali=other,tochange其他的,改变状态am,amor,amat=love爱,情爱ambul=walk行走,走路anim=life,spirit生命,精神ann,enn=year年,一年anthrop=man,human人,人类apt,ept=fit,ability适应,能力aqu=water水arch,archy=ruler,rule,chief统治者,统治,主要的art=skill,joint,trick技巧,关节,诡计astro,aster=star星星audi,audit=hear听av,avar,avi=desire,bird渴望,鸟ball,bol=throw,dance,ball抛,舞,球bas,base=low,foundation低下,基础bell,bel=war,fight战争,打斗bio,bi=life生命,生物brev,bridg=short短,缩短cad,cas,cid=fall落下,降临cand=white,glow白,发光cant,cent=sing,song唱,歌cap,capt,cept,ceive,cip,cup=take,hold,seize拿,抓,握住cap,cipit=head头card,cord=heart心脏,一致carn=flesh肉,肉欲ced,ceed,cess=go行走,前进celer=quick,speed快,速cent=hundred一百centr=center中心cern,cert,cret=sure,separate搞清,区别chron=time时间cid,cis=cut,kill切开,杀circ,cycl=ring,circle圆,环cit=quote,call引用,唤起claim,clam=cryout,shout呼喊,叫喊clear,clar,clair=clear,bright清楚,明白clin,cliv=lean,slope侵斜,斜坡clos,clud,clus=close关闭corp,corpor=body身体,团体cracy=rule统治或政体crat=ruler统治者creed,cred=believe,trust相信,信任cre,creas=grow,make增长,产生cruc,crus,crux=cross十字形,交叉crypt=secret,hidden秘密,隐藏cub,cumb=liedown躺cumber=barrier躺的东西,障碍cult=till耕种,培养cur=care关心cur,curr,curs,cour,cours=run跑,发生dem(o)=people人民,人们dent=tooth牙齿derm,dermat=skin皮肤dict,dic=say,assert说话,断言dign=worthy,noble值得,高贵doc,doct=toteach教don,dit=give给予du,dub,doub=two二,双duc,duct=lead,bring引导,带来dur=last,hard持久,坚硬dyn,dynam=power力量em,empt,ampl=take,procure拿,获得equ,equi=equal,even相等,平均erg,ert=energy,work能量,活动err=wander,mistake漫游,犯错误ev=age年龄,时代fabl,fabul=speak讲,说fac,fic=face脸,面fac,fact,fect,fic,fig=make,do做,制作fall,fail,fault=err,deceive犯错误,欺骗fer=bring,carry带来,拿来ferv=boil沸,热fid=trust,faith相信,信念fin=end,boundary结束,范围flam,flagr=blaze火焰flect,flex=bend弯曲flict=strike打击flor,flour=flower花flu=flow流动forc,fort=strong强大,力量form=shape形状fract,frag=break打碎frig,friger=cold冷fug=flee逃,离开fus=pour流,泻gen,gener,genit=birth,produce出生,产生geo=earth地,地球gest,gister=carry,bring带来,产生gnos(t),gnor=know知道gon=angle角grad=step,grade步,级graph,gram=write写,图grat,gree=pleasing感激,高兴grav,griev=heavy重greg=group群体gress=go,walk行走gyn,gynec=woman妇女habit=dwell居住hap=chance机会,运气her,hes=stick粘附hibit=hold拿住hum=earth土,地hydr,hydro=water水idea,ideo=idea思想,观点idio=peculiar,private特殊的,个人的it=go行走ject=throw,cast投掷,扔judg,judic=judge判断junct,join=join结合,连接jur,juris=swear,law发誓,法律juven=young年轻labor=labor劳动laps=slip滑,滑走lat=bringout拿出,带出lav,luv,lut=wash洗,冲洗lect,lig=choose,gather选择,收集lect,leg=speak,read讲,读leg,legis=law法律lev,liev=raise,lighten举起,变轻liber=free自由limin,lim=threshold门槛,限制line=line直线,线条lingu=language语言,原意为舌头liter=letter文字,字母lith=stone石头loc=place地方log,logu=speak说话logy,ology=science科学,学科long=long长loqu,locu=speak说话luc,lust=light,shine光,照亮lumin=light光lud,lus=play玩,戏剧magn=big大man,manu=hand手mari=sea海洋mark=sign记号,符号matern,matr=mother母性,母亲med,medi=middle中间memor=memory记忆ment=mind思考,神志merg,mers=sink沉,没meter,metr,meas,mens=measure计量,测量migr=remove迁移min=project伸出,突出mini,min=small小mir=wonder,look惊奇,看misc=mix混淆miss,mit=send,cast送,放出mob=move动mod=mode,manner方式,模式,风度mon,monit=warn警告morph=form,shape形状mort=death死mot=move运动mount=ascend登上muni,mum=public公共的mut=change改变nat=born出生的nav,naus,naut=ship船,海员nect,nex=bind连接neg=deny否认negr,nigr=black黑noc,nox=hurt,poison伤害,毒nom(y)=afieldofknowledge某一领域的知识nomin=name名称,名字norm=rule,norm规则,规范not=know知道,注意nounce,nunci=speak讲话,说出nov=new新的numer=number数目onym=name名字oper=work工作opt=choose选择opt,opto=sight视力ora,orat=mouth嘴,说ori,orig=rise,begin升起,开始ordin=order命令,顺序orn=embellish装饰par=equal平等part,port=part,divide部分,分开pass=passthrough通过pass=feeling感情path=feeling,suffering,illness感情,痛苦,病patr(i)=father父亲ped=foot脚ped=child,education儿童,教育pel,puls=dr