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1、一、合成有兩個或兩個以上的詞合成的一個詞。如：合成名詞、合成形容詞、合成副詞等。fire+man----firemangood+looking-----good-lookingany+time----anytime一、派生1、前綴：加前綴通常改變詞義反義詞：un:healthy---unhealthyusual---unusualhappy---unhappydis:honest---dishonestappear---disappearlike---dislikecover---discoverim:possible---impossiblein:dependent----ind
2、ependent一、派生1、前綴：加前綴通常改變詞義反義詞：un:healthy---unhealthyusual---unusualhappy---unhappydis:honest---dishonestappear---disappearlike---dislikecover---discoverim:possible---impossiblein:dependent----independent2、后綴：加后綴一般改變詞性（1）名詞后綴：-er:manage—manager,own---owner,record---recorderreport---reporter,tea
3、ch---teacher,wait---waiterwin----winner,work---worker,write---writer--or:visit---visitor,act---actor,invent---inventor-ress:wait---waitress,act---actress-(t)ion:invent—invention,pollute---pollution,attract—attraction,suggest---suggestioncollect---collection,locate---location,operate---operatio
4、n,protect---protectionsolve---solution,add---addition2、后綴：加后綴一般改變詞性（1）名詞后綴：-ation:invite---invitation,organize---organization-(s)ion:discuss---discussion,decide---decision-ment:develop---development,amuse—amusementadvertise---advertisement-ce:enter---entrance-ing:meet---meeting,paint---paintin
5、g,say---sayingbegin---beginning,build---building2、后綴：加后綴一般改變詞性（2）名詞+ist;er變成表示人的名詞-ist:science--scientist,art—artist,tour—tourist-er:farm---farmer,engine---engineer,law---lawyer(3)形容詞+ness,ty,ity,th,ce,dom變成名詞-ness:kind—kindness,ill—illness;-ty:safe—safety,difficult—difficulty,honest—honesty-i
6、ty:electric—electricity,national—nationality,active—activity,able—ability-th:true—truth,long—length-ce:different—difference,important—importance-dom:free—freedom,wise—wisdom,(2)動詞后綴：1.名詞+ize變成動詞：-ize:memory---memorize2.形容詞+en變成動詞：wide—widen(3).形容詞后綴：1.名詞+ed,ful,y,ly,ive,al,cal,en,(i)an變成形容詞-ed
7、:age—aged,wound—wounded-ful:power—powerful,care—careful,use—usefulsuccess—successful,wonder—wonderful-y:wind—windy,rain—rainy,cloud—cloudysnow—snowy,sun—sunny,luck—luckynoise—noisy,health—healthy,fun—funny,-ly:love—lovely,friend—friendl
