不意 [ㄅㄨˋ ㄧˋ; bu4 yi4]
  unexpectedly
  unawareness
  unpreparedness
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  不意
  ふい
  adjectival nouns or quasi-adjectives (keiyodoshi)
  noun (common) (futsuumeishi)
  nouns which may take the genitive case particle `no'
  sudden
  abrupt
  unexpected
  unforeseen
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