積非成是 [积－－－]

Jyutping zik1 fei1 sing4 si6
Pinyin jī fēi chéng shì

Definitions (CC-CEDICT)
  1. a wrong repeated becomes right (idiom); a lie or an error passed on for a long time may be taken for the truth
Definitions (Wiktionary)
  1. phrase, idiomatic
    mistakes have become so habitual that they are instead regarded as right
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）