一个单词 加个后缀变为另一个词性的单词

teach--teacher write---writer drive---driver speak--- speaker read--- reader
care---careful help ---helpful use --useful wonder---wonderful forget --forgetful
luck→lucky,cloud→cloudy; wind→windy; rain→rainy; snow--snowy
friend→friendly love→lovely day→daily father--fatherly brother--brotherly
再问： 还要两个前缀 也是一个前缀 遍五个。。 谢谢了。
再答： turn---return, peat --repeat,cover--- recover,build--- rebuild, tell---retell finished --unfinished, known--unknown, lock---unlock,doubted---undoubted，able--unable