報讎雪恨 [报雠－－]

Jyutping bou3 讎 syut3 han6
Pinyin bào chóu xuě hèn

Definitions (Wiktionary)
  1. phrase, idiomatic
    to exact revenge so as to settle a score
    (syn.) 报仇雪恨, 報仇雪恨