offensive
ugly
abhorrent
abominable
arrant
atrocious
awful
bad
bad-smelling
barfy
base
beastly
below contempt
beneath contempt
blameworthy
brutal
cold
contemptible
crappy
crude
deplorable
despicable
detestable
diamagnetic
dire
disagreeable
disgusting
displeasing
distasteful
dreadful
egregious
enormous
execrable
fecal
feculent
fetid
filthy
flagrant
flyblown
forbidding
foul
frightful
frowsty
frowy
frowzy
fulsome
funky
fusty
gamy
ghastly
degrade
grotesque
hateful
hideous
loathsome
ludicrous
repellent
sinister
sordid
terrify
unnatural
compulsive
convulsive
impulsive