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常用英语单词前缀大全（否定前缀篇）im-加在字母m，b，p之前impossible（不顺能的），impolite（不礼貌的），impudence（厚颜无耻）in-加在形容词，名词之前incorrect（不正确的），inability（无能，无力），inaccurate（不准确的）ir-加在以r开头的词前irregular（不稳定的），irresistable（不可抵抗的），irresolvable（不能分解的，不能解决的）un-加在名词，形容词，副词之前unfinished（未完成的）undoubted（无疑的）unemployment（失业）还有一些前缀的规则：non-加在形容词，名词前non-existence（不存在），non-essential（不主要的），non-electrical（非电的）8.mis－加在动词、名词之前misunderstand（误解），misjudge（误判），misleading（误导），misfortune（不幸）9.dis-加地动词之前disappear（消失），disarm（解除武装），disconnect（失去联系）10.de-加在名词，形容词之前demobilize（遣散；使…复员）decolor（脱色，漂白）11.anti-加在名词、形容词之前anti-Japanese（抗日战争），anti-social（厌恶社会的，反社会的），antidite（解毒药）12.counter-加在名词、动词前counterattack（反攻，反击），counteract（抵抗，阻碍）counterrevolution（反革命）dis(not,theoppositeof)disadvantage,dislike,disagree,disappear,disarm,disaster,disastrous,disappoint,disable,disability,discharge,disclose,discount,discourage,discover,discovery,discrepancy,disease,disgrace,disguise,disgust,dishonor,dishonest,dislike,dismay,disorder,dispatch,disperse,displace,displacement,displease,disregard,dissatisfy,distort,distract,disintegrate,isparage,dispassion,disproportionate2)in-(not,in,into)inability,incorrect,inability,incapable,indirect,inhuman,injustice,informal,inside,include,inclusive,income,increase,increasingly,incredible,indefinite,independence,independent,indifferent,indirect,indispensable,individual,indoor,inertia,inevitable,infamous,infinite,inhabit,inhabitant,inherent,inject,inland,inlet,inner,innocent,innumerable,input,inquire,inquiry,insane,insensitive,insert,inside,insight,insist,inspect,inspiration,inspire,install,installation,installment,instance,instant,instinct,insulate,intense,interior,internal,into,intrinsic,invade,invalid,invaluable,invariably,invasion,invert,investigate,invisible,involve,inward,incomplete,indecisive,inedible,inept,inevitably,infection,infirm,injection,innate,insatiable,insecurity,insider,insidious3)im-(not,in,into)impossible,imbalance,immature,immoral,impatient,implicit,impress,impression,import,immigrate,imprison,immerse4)il-(not)illegal,illiterate,illogicalir-(not)irregular,irresponsible,irrespective5)un-(not)unable,uncover,undo,undoubtedly,undress,uneasy,unemployment,unexpected,unfold,unfortunately,unimportant,unlike,unload,unusual,unaware,enlightened,unparalleled,unsustainable,6)non-(not)nonsmoker,nonexistence,non-cooperation,nonstop,nonmetal,nonresident,nonsense,nonfundamentalist,nonspecialist7)mis-(wrong,wrongly)mislead,misspell,misstep,misfortune,misuse,misguided,misinformation8)de-(showingtheopposite,toremove,toreduce)deform,deface,demobilize,destruction,deforest,denationalize,depress,depression,decode,decrease,degenerate,degrade,descend,descendant,descent