包藏禍心 [－－祸－]

Jyutping baau1 cong4 wo6 sam1
Pinyin bāo cáng huò xīn

Definitions (CC-CEDICT)
  1. to harbor evil intentions (idiom); concealing malice
Definitions (Wiktionary)
  1. phrase, idiomatic
    to harbor evil intentions; to conceal malice