discontent
discontented
insatiable
insatiate
unsatiable
a hog for
acquisitive
all-devouring
anguished
anxious
avaricious
avid
beefing
bellyaching
bitching
bored
bottomless
cheerless
complaining
complaintful
concupiscent
coveting
covetous
crabbing
crabby
cranky
croaking
depressed
devouring
disappointed
disgruntled
disgusted
displeased
dissatisfied
ejaculatory
envious
esurient
faultfinding
gluttonous
goatish
gobbling
grabby
grasping
greedy
grim
griping
grouchy
grousing
growling
grumbling
hoggish
horny
hot
hot-blooded
feverish
fretful
fruitless
imperious
inordinate
pent-up
quenchless
resentful
sinful
unable
unappeasable
unattainable
unbridled
uncontrollable
undefined
unfulfilled
ungratified
unquenchable
wistful
satisfied