恬 ㄊㄧㄢ ˊ tián 不 ㄅㄨ ˋ bù 知 ㄓ zhī 耻 ㄔ ˇ chǐ 恬 ㄊㄧㄢ ˊ tián 不 ㄅㄨ ˋ bù 知 ㄓ zhī 恥 ㄔ ˇ chǐ to have no sense of shame