死不改悔 sǐ bù gǎi huǐ

DEFINITIONS

  1. not to repent even facing death (idiom)
  2. unrepentant
  3. very obstinate

CHARACTERS

死 sǐ die; dead; death
不 bù no, not; un-; negative prefix
改 gǎi change, alter; improve, remodel
悔 huǐ repent, show remorse, regret