養癰貽患

养痈贻患
yǎngyōnghuàn
  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

CEDICT

比喻姑息養奸後患參見

重編國語辭典

Entry Composition

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