嚶嚶

Noun

 * 1)  chirping; tweeting (in harmony)
 * 2)  murmuring; mumbling; muttering
 * 3)  congenial friends
 * 4)  sobbing; weeping; whimpering; crying
 * 1)  congenial friends
 * 2)  sobbing; weeping; whimpering; crying