口嫌體直 [－－体－]

Jyutping
Pinyin kǒu xián tǐ zhí

Definitions (CC-CEDICT)
  1. your lips say one thing, but your body language reveals what you really think (four-character version of 口嫌體正直|口嫌体正直[kou3 xian2 ti3 zheng4 zhi2])