不适当 bùshìdàng inappropriate 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适当 適當 shìdàng adjective suitable suitable; appropriate; proper; also used in legal contexts to mean legitimate