used in 鶻鵃|鹘鸼[gu3 zhou1]
turtledove
Huihu, ancient name of an ethnic group who were the ancestors of the Uyghurs 維吾爾族|维吾尔族[Wei2 wu2 er3 zu2] and the Yugurs 裕固族[Yu4 gu4 zu2]
学回鹘语吧！
xué Huí hú yǔ bā
Learn Uyghur!