发难 fānàn to launch an attack Origin Definitions Defs Strokes Stroke Words Sentences Sents fānàn to launch an attack 发 發 fā verb to send out To send out; to issue; to distribute; to deliver (as in mail, letters, or faxes).难 難 nàn noun disaster calamity; disaster; adversity; misfortunefānàn to challenge 发 發 fā verb to send out To send out; to issue; to distribute; to deliver (as in mail, letters, or faxes).难 難 nàn to blame to take to task; to scold; to question or challenge someone's actions; to blame