妻弟 qīdì brother-in-law Origin Definitions Defs Strokes Stroke Words Sentences Sents 妻 qī noun wife (bound form) wife; a man's legal spouse; appears in words like 妻子 qīzi and 夫妻 fūqī弟 dì noun younger brother (bound form) younger brother; a junior male relative of the same generation; a junior male friend