笑而不語 [－－－语]

Jyutping siu3 ji4 bat1 jyu5
Pinyin xiào ér bù yǔ

Definitions (粵典–words.hk)
  1. 語句
    淨​係​微笑​傳意​，​唔​明言
    to smile without any word
Definitions (Wiktionary)
  1. phrase, idiomatic
    to smile without saying anything; smilence

笑而不語 [－－－语]

Jyutping
Pinyin xiào ér bù yǔ

Definitions (CC-CEDICT)
  1. to smile but say nothing