V.

growl (with на + acc., at); belly-ache; chide; croak; grouch (to complain • He's quite happy in his job although he's always grouching (about it)); natter; scold; nag at; pick at; bow-wow; girn; kvetch; begrudge; grizzle; hone; nag (на кого-либо; often with at; to complain or criticize continually • She nags (at) her husband about their lack of money); yap; have a worm in one's tongue; murmur; find fault with (на кого-либо, что-либо); grumble at (на кого-либо); have a grouse against (на кого-либо); mutter at (на кого-либо); find fault; find fault with; buzz; repine (Anglophile); bow wow; chew the rag; chew the fat (Anglophile); bellyache; crib; groan; yaff; chunter; grunt; mutter (на кого-либо); mutter against (на кого-либо); nark; whirr; grouse (to complain • He's grousing about his job again); snarl (The dog snarled at the burglar); grumble (to complain in a bad-tempered way • He grumbled at the way he had been treated); mutter; mander; maund; grump; moan; mutter; tut (Of course not, she wasn't a saint, he tutted. • 'That girl,' tutted Alsana as her front door slammed, 'swallowed an encyclopedia and a gutter at the same time.' Abysslooker); get cranky (businessinsider.com Alex_Odeychuk)

bitch (о чём-либо; Stop bitching about your job so much. Val_Ships)

rumble (of the stomach)