post-:
later than; after
graduate—postgraduate war—postwar
pre-:
before; in advance pay—prepay war—prewar
pro-:
in favor of, supporting America—pro-America Abortion—pro-abortion
pseudo-:
not real; false name—pseudonym
science—pseudoscience re-:
again; back to the former state unite—reunite use—reuse
self-:
by means of oneself or itself; of, to, with, for, or in oneself or itself employed—self-employed taught—self-taught
semi-:
half; partly
circle—semicircle final—semifinal
step-:
not by birth but through a parent who has remarried mother—stepmother children—stepchildren
sub-:
under, below; less important; part of the stated bigger whole divide—subdivide
section—subsection
super-:
more, large, greater than usual market—supermarket natural—supernatural
tele-:
at or over a long distance; by or for television communication—telecommunication screen—telescreen
therm(o)-:
concerning heat
chemistry—thermochemistry meter—thermometer
trans-:
across, on or to the other side of; between Atlantic—transatlantic Plant—transplant tri-:
three; three times angular—triangular cycle—tricycle
ultra-:
beyond; very, extremely modern—ultramodern sound—ultrasound un-: not
certain—uncertain fortunate—unfortunate
under-:
too little; below
develop—underdevelop sea—undersea uti-:
one; single
form—uniform
directional—unidirectional
vice-:
next in the rank; below chairman—vice-chairman president—vice-president
2. 常用后缀 （1）名词后缀 -ability, -ibility able—ability
flexible—flexibility -age
post—postage short—shortage -al
arrive—arrival refuse—refusal
-an, -ian, -arian library—librarian music—musician
-ance, -ence
appear—appearance refer—reference
-ancy, -ency
emerge—emergency expect—expectancy
-ant, -ent
apply—applicant
correspond—correspondent -cy
accurate—accuracy private—privacy
-dom
king—kingdom free—freedom -ee
employ—employee interview—interviewee
-er, -or, -ar paint—painter beg—beggar -ery
brave—bravery slave—slavery -ese
China—Chinese Japan—Japanese -ess
actor—actress waiter—waitress -ful
hand—handful spoon—spoonful
-hood
child—childhood man—manhood -ics
electron—electronics linguist—linguistics
-ion, -ition, -ation collect—collection observe—observation -ism
Marx—Marxism socialist—socialism -ist
psychiatry—psychiatrist violin—violinist
-ity, -ty
cruel—cruelty pure—purity
-ment
move—movement retire—retirement
-ness
dark—darkness happy—happiness
-ology
climate—climatology future—futurology
-ship
friend—friendship scholar—scholarship
-sion, -ssion decide—decision expand—expansion -th
grow—growth wide—width -ure
close—closure expose—exposure
（2）动词后缀 -en
deep—deepen fast—fasten -ify
class—classify simple—simplify
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