un-:

否定前綴巧記形容詞DAY1（un-，mis-）able(能夠的)—unable(不能的)usual(通常的)—unusual(非同尋常的)fair(公平的)—unfair(不公平的)easy(容易的；安心的)—uneasy(不安的)tidy(整齊的)—untidy(不整齊的)certain(確定的)—uncertain(不確定的)popular(流行的)—unpopular(不流行的)comfortable(舒服的)—uncomfortable(不舒服的)necessary(必要的)—unnecessary(不必要的)known(已知的)—unknown(未知的)important(重要的)—unimportant(不重要的)happy(開心的)—unhappy(不開心的)fold(折疊)—unfold(展開)cover(覆蓋)—uncover(揭露，揭示)load(裝載)—unload(卸貨)freeze(結(jié)冰)—unfreeze(解凍)lock(鎖)—unlock(開鎖)dress(穿衣)—undress(脫衣)fasten(系牢，捆緊)—unfasten(解開)wrap(包裹)—unwrap(打開)earth(用土掩蓋)—unearth(挖掘，出土，發(fā)現(xiàn))mis-:use(使用)—misuse(誤用)take(以為)—mistake(誤以為；錯誤)lead(帶領(lǐng)，引導(dǎo))—mislead(誤導(dǎo))understand(理解)—misunderstand(誤解)spell(拼寫)—misspell(拼錯)judge(判斷)—misjudge(判斷錯誤)trust(信任)—mistrust(不信任)treat(對待)—mistreat(虐待)fortune(幸運(yùn))—misfortune(不幸)否定前綴巧記形容詞（dis-，non-）dis-:like(喜歡)—dislike(不喜歡)agree(同意)—disagree(不同意)appear(出現(xiàn))—disappear(消失)obey(遵守)—disobey(違抗，不服從)cover(覆蓋)—discover(發(fā)現(xiàn))close(關(guān)閉)—disclose(揭露)believe(相信)—disbelieve(不信，懷疑)approve(同意)—disapprove(不同意)honest(誠實(shí)的)—dishonest(不誠實(shí)的)graceful(優(yōu)雅的)—disgraceful(可恥的)advantage(優(yōu)勢)—disadvantage(缺點(diǎn))order(秩序)—disorder(混亂)use(使用)—disuse(廢棄)comfort(舒適)—discomfort(不適)courage(n.勇氣)—discourage(v.使灰心)non-:sense(感覺，意義)—nonsense(胡言亂語)drinker(飲酒者)—non-drinker(不喝酒的人)essential(極其重要的)—non-essential(=inessential非必需的；不重要的)governmental(政府的)—non-governmental(非官方的)existent(存在的)—non-existent(不存在的)cooperation(合作)—non-cooperation(不合作)alcoholic(含酒精的)—non-alcoholic(不含酒精的)member(會員)—non-member(非會員)fiction(小說)—non-fiction(紀(jì)實(shí)文學(xué))violent(暴力的)—non-violent(非暴力的)verbal(言語的)—non-verbal(非言語的)organic(有機(jī)的)—non-organic(無機(jī)的=inorganic)professional(專業(yè)的)—non-professional(非專業(yè)的)renewable(可再生的)—non-renewable(不可再生的)standard(標(biāo)準(zhǔn)的)—non-standard(非標(biāo)準(zhǔn)的)specific(具體的)—non-specific(泛泛的)technical(技術(shù)的)—non-technical(非技術(shù)的)stop(停止)—non-stop(不停的)profit(利潤)—non-profit(非營利的)否定前綴巧記形容詞（de-，anti-）de-:nationalize(國有化)—denationalize(私有化)compose(構(gòu)成)—decompose(分解)forest(森林)—deforest(砍伐森林)code(密碼)—decode(解碼)frost(霜)—defrost(除霜；解凍)fog(霧)—defog(除霧)train(火車)—detrain(下火車)value(價值)—devalue(使貶值)grade(等級)—degrade(降低身份；降解)anti-:social(社會的)—antisocial(反社會的)hero(英雄；主角)—anti-hero(非正統(tǒng)主角)freeze(結(jié)冰；冷凍)—antifreeze(防凍劑)biotic(生物的)—antibiotic(抗生素)aircraft(飛機(jī))—antiaircraft(防空的)missile(導(dǎo)彈)—antimissile(反導(dǎo)彈的)war(戰(zhàn)爭)—antiwar(反戰(zhàn)的)nuclear(核能的；核武器的)—antinuclear(反核武器的)否定前綴巧記形容詞（in-，a-，ab-）in-:active(活躍的)—inactive(不活躍的)correct(正確的)—incorrect(不正確的)direct(直接的)—indirect(間接的)dependent(依賴的)—independent(獨(dú)立的)expensive(昂貴的)—inexpensive(不貴的)accurate(精確的)—inaccurate(不精確的)exact(確切的)—inexact(不確切的)complete(完整的)—incomplete(不完整的)adequate(足夠的)—inadequate(不足的)formal(正式的)—informal(不正式的)convenient(方便的)—inconvenient(不方便的)experienced(經(jīng)驗(yàn)豐富的)—inexperienced(經(jīng)驗(yàn)不足的)credible(可信的)—incredible(不可信的)sufficient(足夠的)—insufficient(不足的)evitable(可避免的)—inevitable(不可避免的)competent(勝任的)—incompetent(不勝任的)capable(有能力的)—incapable(沒有能力的)human(人的)—inhuman(非人的)effective(有效的)—ineffective(無效的)sensitive(敏感的)—insensitive(無感覺的)a-/ab-:typical(典型的)—atypical(非典型的)moral(道德的)—amoral(無道德觀念的)social(社交的)—asocial(無社交的)political(政治的)—apolitical(不關(guān)心政治的)theism(有神論)—atheism(無神論)normal(正常的)—abnormal(不正常的)use(使用)—abuse(濫用；謾罵)否定前綴巧記形容詞（mal-，im-，ir-，il-）im-/il-/ir-polite(禮貌的)—impolite(不禮貌的)patient(耐心的)—impatient(沒耐心的)pure(純凈的)—impure(不純凈的)proper(適當(dāng)?shù)?—improper(不適當(dāng)?shù)?perfect(完美的)—imperfect(不完美的)possible(可能的)—impossible(不可能的)moral(道德的)—immoral(不道德的)mature(成熟的)—immature(不成熟的)legal(合法的)—illegal(非法的)legible(清晰可讀的)—illegible(難以辨認(rèn)的)literate(有讀寫能力的)—illiterate(文盲的)logical(合邏輯的)—illogical(不合邏輯的)regular(規(guī)則的)—irregular(不規(guī)則的)responsible(負(fù)責(zé)任的)—irresponsible(不負(fù)責(zé)的)religious(宗教的)—irreligious(無宗教信仰的)rational(合理的)—irrational(沒有道理的)mal-:practice(實(shí)踐)—malpractice(玩忽職守)function(功能)—malfunction