不言不语
bù​yán​bù​yǔ

to keep silent

  1. 不 bù adverb
    not
    Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings
  2. 言 yán verbadverb
    to say
    to speak; to talk; to state or tell
  3. 不 bù adverb
    not
    Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings
  4. 语 語 yǔ verbadjective
    to speak
    (bound form) to speak; to talk; to say; to discuss