complain, kick, plain, sound off, quetch, kvetch

express complaints, discontent, displeasure, or unhappiness; "My mother complains all day"; "She has a lot to kick about"

• nag, peck, hen-peck — bother persistently with trivial complaints
• backbite, bitch — say mean things
• whine, grizzle, yammer, yawp — complain whiningly
• murmur, mutter, grumble, croak, gnarl — complain quietly
• grouch, grumble, scold — show one's unhappiness or critical attitude
• protest — utter words of protest
• repine — express discontent
• gripe, grouse, beef, squawk, bellyache, holler — complain
• rail, inveigh — complain bitterly
• deplore, lament, bewail, bemoan, regret — regret strongly
• report — complain about; make a charge against
• bleat — talk whiningly