非诚勿扰 fēichéngwùrǎo serious inquiries only Origin Definitions Defs Strokes Stroke Words Sentences Sents 非 fēi verb not be to not be; to not belong to; equivalent to 是 shì in its negative form诚 誠 chéng adjective sincere (bound form) sincere; honest; authentic勿 wù adverbverb do not Used in formal or written contexts to express prohibition or advice, similar to 不要 bùyào or 别 bié.扰 擾 rǎo verb to disturb to disturb; to bother; to harass; to trouble