wicked
abominable
arrant
atrocious
bad
baleful
base
bitchy
black
blamable
blameworthy
criminal
cussed
damnable
dark
disgraceful
evil
evildoing
execrable
felonious
flagitious
flagrant
foul
harmful
hateful
heinous
illegal
immoral
improper
inequitable
infamous
invidious
knavish
low
malefactory
malefic
maleficent
malfeasant
malicious
malign
malignant
mean
monstrous
nasty
naughty
nefarious
noxious
ornery
peccant
deprave
dishonourable
inhuman
odious
pernicious
tyrannical
unchristian
unconstitutional
unjust
unjustifiable
unlawful
unprovoked
unrighteous
unwarrantable