睚眥必報 [－眦－报]

Jyutping ngaai4 zaai6 bit1 bou3
Pinyin yá zì bì bào

Definitions (Wiktionary)
  1. phrase, idiomatic, literary
    vindictive; vengeful; unforgiving even with petty grievances
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）

睚眥必報 [－眦－报]

Jyutping
Pinyin yá zì bì bào

Definitions (CC-CEDICT)
  1. lit. to seek revenge over a dirty look (idiom)
  2. fig. small-minded
  3. vindictive