英语构词法口诀及总结

构词法

前缀：通常改变词义 后缀：通常改变词性

a- : amoral 不道德的 apathy 无情

dis: dishonest, disappear, disloyal, disorder

in/ir/ il/im: incorrect injustice impossible illegal irregular

non: non-scientist non-smoker non-stop un: unhappy, unreal, unofficial, unfair

3）贬义前缀 mal-, mis-, pseudo-(伪…,假…) maltreat，malfunction 机能失常，malnutrition mislead, misinform, misfortune

pseudoscientific, pseudo-realism

well: well-known, well-informed

5) 表示态度或倾向的前缀

anti-(反对，防止)：antiwar, antiaircraft防空袭的 contra-(反对，相反)：contradict, contra-dance counter-(反对，相反)：counteraction反作用 pro-(亲，赞成)：pro-American, pro-slavery

6) 表示时间或顺序

ex-表示前任的，从前的：ex-wife, ex-president fore-前，先：forefather, forethought深谋远虑 post-后的：post-war, postgraduate

pre-前的：pre-war, premature

re-再：remarriage, reconsider

7) 表示地点的前缀

extra-以外的：extra-official, extralegal。