nin·com·poop /ˈnɪnkəmˌpup, ˈnɪŋ-/
  笨人,傻子
  nin·com·poop n.  A fool; a silly or stupid person. [Law]
     An old ninnyhammer, a dotard, a nincompoop, is the best language she can afford me.   --Addison.
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  nincompoop
       n : a stupid foolish person [syn: poop, ninny]