不知道 bùzhīdào to not know Origin Definitions Defs Strokes Stroke Words Sentences Sents 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知 zhī verb to know to know; to be aware of; to realize or sense道 dào noun road road; path; way