不肯 bùkěn HSK7 unwilling 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肯 kěn auxiliaryverb to be willing to be willing or ready to; to agree or consent; to be happy to do something