口是心非 [－－－－]

Jyutping hau2 si6 sam1 fei1
Pinyin kǒu shì xīn fēi

Definitions (CC-CEDICT)
  1. duplicity
  2. hypocrisy (idiom)
Definitions (粵典–words.hk)
  1. 形容詞
    把​口​講​嘅​同​真​實​諗​法​唔​同
    duplicity; to say yes and mean no
Definitions (Wiktionary)
  1. phrase, idiomatic
    to say one thing but mean another; what one thinks is different from what one says; two-faced; duplicity
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）