Strong's #596: 'anan (pronounced aw-nan')
a primitive root; to mourn, i.e. complain:--complain.
Brown-Driver-Briggs Hebrew Lexicon:
'ânan
1) (Hithpael) complain, murmur
Part of Speech: verb
Relation: a primitive root
Usage:
This word is used 2 times:
Numbers 11:1: "And when the people complained, it displeased the LORD: and the LORD heard it; and his anger"
Lamentations 3:39: "Wherefore man complain, a man for the punishment of his sins?"