abcess
abomination
afterbirth
armpit
assault on the senses
baboon
baboon's backside
bacteria
badger
barnyard animal
bint
bogeyman
bogtrotter
bonehead
brazen hussy
bricklayers' bum
bucket of bile
buttock
cabbage
cankerworm
carcass
caveman
cess-pit
cess-pool
cheapskate
circus freak
corpse
cow pat
cretin
dead dog
dead fish
deadbeat
delinquent
dimwit
dog breath
donkey
dotard
dunderhead
dung heap
earthworm
earwig
farty pants
floozy
gimp
git
goat
gorilla
gremlin
grot bag
hag
hamster
harlot
headcase
headless chicken
headless corpse
hippy
horse's backside
idiot
ignoramus
imbecile
jock strap
knucklehead
leper
lizard
low-life
maggot
maniac
mass of slime
monster
moron
nappy stain
numbskull
nutcase
old fart
oozing boil
orangutan
pair of dirty underpants
pig
pile of bat droppings
pile of entrails
pile of poo
pile of vomit
pit of pestilence
plague upon humanity
pool of pigswill
porker
prat
rat
rat bag
reprobate
reptile
scrubber
scumbag
scuzz-bucket
sheep
shrew
skid mark
skunk
slapper
slob
slug
smeghead
strumpet
tart
toad
toadstool
toe-rag
toilet-mouth
trollop
tub of lard
turd
turnip
vagabond
vegetable
vulture
wart
waste of space
weakest link
weasle
wench
wind bag
wombat
worm
zit