- 沉默不语 chénmòbùyǔ silentto stay silent and not speak; keeping one's thoughts to oneself
- 不言不语 bùyánbùyǔ silentto not say a word; to keep silent
- 低头不语 dītóubùyǔ lower head and remain silentto lower one's head and keep silent, usually expressing stubbornness, shame, or reflection.
- 笑而不语 xiào'érbùyǔ smile wordlesslyto smile but say nothing