一个单词可转化成动词,名词,人物,形容词,副词（如：act,action,actor,active,actively）越多越好

success succeed successful successfully
beauty beautify beautiful beautufully
care care careful careless carefully carelessly
excite excitement exciting excited
end end endless endlessly
help help(helpful) helpless (helpfully) helplessly
strength strengthen strong strongly
harm harm harmful harmfully
creat creation creator creative creatively
talk talking talker talkative talkatively
explore exploration explorer explorative exploratively
succeed success success successful successfully
fool fool fool foolish foolishly
use use user useful(useless) usefully(uselessly)
care care carer careful(careless) carefully(carelessly)
.
1. invent名词:invention,人物:inventor,形容词:inventive,副词:inventivly
2. use名词:usage,人物:user,形容词:useful / useless,副词:usefully / uselessly
3.operate名词:operation,人物:operator,形容词:operative / operational,副词: operativly
4.dream 名词:dreamland / dreaminess,人物:dreamer,形容词:dreamy / dreamless,副词:~ly
5.live名词:life,人物:liver,形容词:living /lively,副词:livelily
6.play 名词:life,人物:liver,形容词:living /lively,副词:livelily
learnlearning 学问learner learned博学地 learnedly
writewriting writerwritten~ly
dress dressing dresser dressed / dressy ~ly
run running runnerrunny / running~ly
cleancleaning cleanerclean~ly
pleasepleasure-- pleasant / pleasing ~ly
sleepsleeper(sleep)sleeperasleep(sleepy)asleep
teach teacher teacher无
performperformance performerperformal无
play player/playplayerplayful无
read reader reader 无
liveliver 无 lively无
根据词义、词形和句法功能,英语的词通常分为十大类.
1、动词（v.)：表示动作或状态等 例词：sing（唱）、wait（等）
2、名词（n.)：表示人和事物的名称 例词：girl（女孩）,sun（太阳）
3、形容词（a./adj.)：用来修饰名词或代词 例词：big（大的）,easy（容易的）
4、代词（pron.)：用来代替名词或数词等 例词：his（他的）,some（一些）
5、数词（num.)：表示数目（多少）或顺序（第几）例词：four（四）,second（第二）
6、副词（ad./adv.)：修饰动词、形容词或副词 例词:quickly(快）,very（很）
7、冠词（art.)：用在名词前帮助说明其词义 例词：a、an（一个）,the（这,那）
8、介词（prep.)：用在名词、代词等前面,表示与句子里其他词的关系 例词：in（在.),from（从.)
9、连词（conj.)：用来连接词、短语和句子 例词：and（和）,because（因为）
10、感叹词（interj.)：表示说话时的感情与口气 例词：oh（噢）,hush(嘘）
前六类叫做实词,后四类叫虚词.