发作 Traditional form: 發作 Pinyin (reading): fāzuò Definitions: to flare up; to break out Characters: 发 - to issue, to dispatch, to send out; hair 作 - to make; to write, to compose; to act, to perform Traditional characters: 發 - to issue, to dispatch, to send out; hair 作 - to make; to write, to compose; to act, to perform