翻然悔悟 [ㄈㄢ ㄖㄢˊ ㄏㄨㄟˇ ㄨˋ; fan1 ran2 hui3 wu4]
  to see the error of one's ways
  to make a clean break with one's past
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  翻然悔悟
  ほんぜんかいご
  noun (common) (futsuumeishi)
  noun or participle which takes the aux. verb suru
  to feel sudden remorse
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