啼啭

啼啭	tí zhuàn	to call sweetly (of birds)
啼	tí	(bound form) to cry; to weep loudly / (bound form) (of a bird or animal) to crow; to hoot; to screech
啼	tí	variant of 啼
啭	zhuàn	to sing (of birds or insects) / to warble / to chirp / to twitter