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Jyutping ok3 sam1
Pinyin è xīn

Definitions (CC-CEDICT)
  1. bad habit
  2. vicious habit
  3. vice
Definitions (Wiktionary)
  1. noun
    bad habit; vice

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Jyutping ok3 sam1
Pinyin ě xīn

Definitions (CC-CEDICT)
  1. nausea
  2. to feel sick
  3. disgust
  4. nauseating
  5. to embarrass (deliberately)