1、stupid
读音：英 ['stjuːpɪd] 美 ['stuːpɪd]
adj. 愚蠢的；嚅幽磴诋笨拙的；无聊的；乏味的
n. 傻瓜
I think he was born stupid.
我认为他生来就愚笨。
2、silly
读音：英 ['sɪli] 美 ['sɪli]
adj. 愚蠢的；琐屑的；可笑的；犯晕的
n. （通常指小孩子）淘气鬼；傻孩子
It was silly of you to trust him.
你居然相信他,真傻。
3、foolish
读音：英 ['fuːlɪʃ] 美 ['fuːlɪʃ]
adj. 愚蠢的；荒谬的；可笑的
It is foolish of him to buy such expensive furniture.
他买这么贵的家具真傻。
4、clumsy
读音：英 ['klʌmzi] 美 ['klʌmzi]
adj. 笨拙的；不得体的；笨重的
My clumsy answer hurt her feelings.
我笨拙的回答伤了她的感情。
5、awkward
读音：英 ['ɔːkwəd] 美 ['ɔːkwərd]
adj. 尴尬的；笨拙的；（设计）别扭的
Swans are surprisingly awkward on the land.
天鹅在陆地上笨的出奇。