逞性 [－－]

Jyutping cing2 sing3
Pinyin chěng xìng

Definitions (Wiktionary)
  1. verb, colloquial
    to be self-willed; to act wilfully; to act on impulse; to be headstrong
    (syn.) 逞性子
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）