terriblely

在一个词的词根前面或后面加上某个词缀来产生新词的方法称为派生词法。加在词根前面的

词缀叫前缀，加在词根后面的词缀称为后缀。

1.前缀：前缀一般只改变词的意义，不引起词类的转化。常见的前缀有：

（1）表示相反意义的前缀有:un-:unhappyunfairundress

（2）dis-:dislikedisagreedisclo

（3）non-:nonsmokernonmetal

（4）in-:incorrectincomplete

（5）im-:impossibleimmoralimbalance

（6）ir-:irregularirresponsible

（7）il-：illegalillogical

（8）de-:decompodevalue

（9）表示其他意思的前缀有：

re-:重新remarryretell

mis-:错mistakemisspell

anti-:反防anti-fascistanti-social

ex-:前ex-husbandex-president

pre-:预先preheatprehistory

post-:在…….后postwarpostgraduate

lf-:自我的自主的lf-controllf-defen

super-:超超级supermarketsuperpower

mini-:小minibusminiskirt

micro-:小微星microscopemicrowave

tele-:远距离telephonetelegraph

auto-:自动automaticautomobile

inter-；相互在…..间internationalinterphone

sub-:下面的subwaysubconscious

trans-:跨越移transatlantictransport

mi-:半mi-finalmiconductor

vice-:副vice-presidentvice-premier

uni-:单unicycleunilateral

bi-:双bicyclebimonthly

multi-:多multinationalmultistage

另外少数几个前缀可以改变词类

En-:构成动词赋予，使…….处于某境地endangerenrich

a-:构成形容词或副词asleepaside

2.后缀后缀一般只改变词类，不引起词义变化

（1）构成名词的常见后缀有：

A.-er-or-ist-ian-e-ant等用于构成人或物的名称。例如：thinkerguesr

translatorconductorphysicistdentistemployeetraineephysicianItalianJapane

assistant

B.-ance-ence-sion-i-ing-ity-ment-ness-th-ty-ure-ship等用于构成表

示行为、性质、状态等的抽象名词。例如：acceptanceassistancedependenceconfidence

repetitionpreparationdiscussiondivisionphysicsfabricsbuildingweddingreality

abilityttlementargumentgreatnesshardnesswarmthlengthsafetypenalty

failurepressurefriendshipleadership

(2)构成形容词的常见后缀有：-able-ible-al-ful-less-ish-ive-ous-an-ic-ly

-ant-y-ent-ary-en等。例如：availablesuitableresponsiblepermissiblenatural

nationalpowerfulfaithfulfearlessulesslfishchildishcollectivedecisive

famouscontinuousAmericanEuropeanhistoricscientificfriendlylivelythirsty

noisysignificantpleasantdependentconsistentcondaryimaginarygolden

wooden

（3）构成副词的常见后缀有：-ly-ward-wi等。例如：terriblelyregularlyhomeward

eastwardotherwilikewi

（4）构成动词的常见后缀有：-ize-en-ify等。例如：modernizewidenstrengthenverify

modify

（5）构成数词的常见后缀有：-teen-ty-th等。例如：fourteenfifteenfortyfiftyninth

twelfth