bellyache
There has been a welcome decrease in the amount of bellyaching about the weather.
I got cut off halfway through my bellyaching to my husband.
All this bellyaching about money is very unseemly in people who are paid so well.
As customer services manager she has to deal with a lot of bellyaching.

SMART Vocabulary: related words and phrases

Complaining
be/go on at someoneidiom
bemoan
bewail
brouhaha
bugger, sod, etc. this for a lark!idiom
carping
clamour
complain
complain about something
make noisesidiom
mutter
nag
pardon
representation
squawk
start on at someone
unreported
vituperation
vituperatively
whiner