杞梓 qǐzǐ fine timber Origin Definitions Defs Strokes Stroke Words Sentences Sents 杞 qǐ willow A variety of willow tree (Salix), specifically the purple willow 杞柳 qǐliǔ梓 zǐ Chinese catalpa (bound form) the Chinese catalpa (Catalpa ovata), a deciduous tree with light, durable wood