不确 bùquè uncertain or inaccurate 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确 確 què adjectiveverb true (bound form) true; authentic; reliable; matching the facts