通过在词根上加前缀或后缀构成另一个词。
①后缀
|
后 缀 |
例 词 |
|
-er |
farmer weaver pain-killer |
|
-al |
central industrial national |
动 词 |
-ize |
realize modernize mechanize |
|
-ly |
perfectly happily terribly |
|
-teen |
thirteen fifteen eighteen |
②前缀
前 缀
|
意 思 |
例 词 |
a- |
处在…… |
arise aside alone |
tele- |
远程 |
telephone telegraph telescope |