to whine or complain.

to make an outcry or clamor.

to talk loudly and persistently.

to utter clamorously, persistently, or in complaint

They yammered their complaints until she let them see the movie.

the act or noise of yammering.

verb

bellyache , carp , complain , fuss , gripe , grumble , howl , moan , repine , wail , whimper , yowl , babble , chat , chatter , cry , scream , shout , squawk , talk , whine , yap , yell