第 1 页 共 10 页常见构词法归纳1 .派生法( 1 )前缀① 表示否定意义的前缀:a
纯否定前缀:un-: unable, unemployment(失业) , unload (卸载) , uncover(发现、揭开、揭露), unhappy, untrue, unlike(不像) , unrest(不安的,动荡的), unfair , unknown, unhealthy, unusual(不寻常的;与众不同的), uncertain(无常的、含糊的), unclear(不清楚的) , unequal, unlucky, unreal, unkind, uncomfortable, uneasy(心情不安的), uninteresting, unimportant, unnecessary, unpleasant, undivided(专心的、专一的、未分开的), unreserved(无保留的、坦白的)dis-: dislike(不喜欢), disarm (解除武装; 放下武器), disconnect (vt 拆开,使分离), disagree, disappear, disadvantage, dishonest, disability(残疾、无能), discover( v 发现) , disobey(违反、不服从)in-, im-, il-, ir-: incapable(不能的、 无能力的) , inability(无能力, 无才能) , incomplete, incorrect, inconvenient, inexpensive, impossible, immoral(不道德的) , illegal(非法的) , illogical(不合乎逻辑的), irregular, irrelative(无关系的)non-: non-smoker, no