养痈遗患 yǎng yōng yí huàn

DEFINITIONS

  1. lit. to foster an ulcer and bequeath a calamity (idiom); tolerating budding evil can only lead to disaster
  2. to cherish a viper in one's bosom

CHARACTERS

养 yǎng raise, rear, bring up; support
痈 yōng carbuncle, sore, ulcer, abscess
遗 yí lose; articles lost; omit
患 huàn suffer, worry about; suffering