羽翼未丰 yǔyìwèifēng young and immature Definitions Defs Origin Strokes Stroke Words Sentences Sents 羽翼 yǔyì wing the wing of a bird未 wèi adverb not yet (bound form) not yet; have not; did not; shows that something has not happened or is not yet complete丰 豐 fēng adjective full (bound form) plump; full; full-figured; well-developed