Tartar
air a grievance
bear
beef
bellyache
bellyacher
bitch
churl
clamor
complain
complainant
complainer
crab
crank
croak
croaker
crosspatch
dragon
faultfinder
feist
fire-eater
fret
fret and fume
frondeur
fury
fuss
gripe
griper
grizzly bear
groan
grouse
grouser
growl
growler
grumble
grumbler
grump
grunt
holler
hothead
hotspur
howl
kick
kicker
kvetch
plain
quetch
sound off
grouched
grouches
grouching
grouchy
airsickness
blunderings
cabinetmaking
desease
downsizing
frowardness
gentrification
haner
hemiparesis
potboiler
procrastinator
prostatitis
romanticist
satiation
seasickness
sinusitis
squad
workaholic
bouche
couch
crouch
fouch
ouch
pouch
slouch
vouch