大学英语四级常见词根词缀
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一、常见词根词缀
1.否定前缀
un- uncomfortable, unacceptable, unavoidable
in- incomplete, incapable, indispensable, inevitable
im- imperfect, impartial, immortal
dis- disable, disadvantage
mis- misplace, mislead, misfortune
ab- abnormal
de- deactivate, degrade
il- illegal, illiterate
ir- irregular, irrelative
mal- malfunction, malnutrition
2. trans - across(横过)through(通过)beyond(那边)from one place to another
transient 短暂的
transplant 移植(器官)
transaction 交易
transition 过渡,转变
transition from A to B transition period
transmit 传输,传送(无线电,电视)
transmission (n)
a live transmission 现场直播
cultural transmission 文化的继承
transform 完全改变…的外观/特性
transformation(常做陪衬)
transfer 传递,迁移
translate 翻译
transport 运输
3. com-, con- 1、加强语气2、共同,一起
combine, compete, compromise
confirm, conspicuous, concession
4. -tain 1、支撑2、保持,维持,保留
sustain,retain, maintain
5. re- 再,又,回,反
renew, reshape, refresh
6. uni- / mono- one (一个),sole(单一的)
uniform, unique, unity
monotonous (单调的),monopoly (垄断)
7. ex- 向外,超出
expand extend exceed excessive exclusive(ly)excursion
8. pre-/pro- 前,在前
predominant precede, previous, premise, prevalent
proceed, prominent, propel
9. magn- 大(large)
magnify(microscope), magnificent, magnitude
10. viv- /vit- live, life 生命,生活
vivid, survive, revive
vital, vitamin
11. inter- 在……之间相互
intervene, interfere
12. man- hand (手工)
manufacture , manipulate,manuscript
13. sci- knowledge
science, scientific, consciousness
14. sub- / sus- 下,次,附属
subsidiary subordinate(to)
sustain
15. laps 滑,落
(时间)elapse, collapse
16. spec- / spic- look
spectator, speculate, spectacular, perspective
conspicuous
17.clud(s)-, clos- 关闭shut
conclude, include ,exclusive close
18. not note
notify notion(=idea)notorious
19. homo- same
homogeneously
20. simul- together
Simultaneously
21. multi - 多,多倍
multiply, multitude
22. contra, contro 相反
contradiction contrary
controversy
23. dict- say, tell, speak
dictate, dictator , dictionary, verdict, predict
24. per- through
permeate, perplex, permanent, perpetual, persistent 25. ver- truth
verify verdict
26. -logy study(学习)science
biology psychology
27. -vert / -vers turn
divert advertise
diversify versatile reverse
28. -ics 作抽象名词的后缀,表学科
economics politics physics
29. -ist 表示"人"