十惡不赦 [－恶－－]

Jyutping sap6 ok3 bat1 se3
Pinyin shí è bù shè

Definitions (CC-CEDICT)
  1. wicked beyond redemption (idiom)
  2. heinous
Definitions (CC-CANTO)
  1. utterly evil and morally wrong
Definitions (粵典–words.hk)
  1. 語句
    犯​咗​非常​嚴​重​嘅​罪行​，​唔​可以​饒​恕
    to commit severe crimes and be unforgivable
  2. 近義詞
    罪大惡極
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be evil to the extreme and beyond redemption; so evil that one cannot be forgiven or pardoned