annihilating
contemptuous
contumelious
derisive
devastating
disdainful
flip
gibelike
impious
impudent
insolent
insulting
irreverent
jeering
mocking
scornful
snotty-nosed
taunting
undeferential
undutiful
withering
aweless
biggety
bluff
brash
cheeky
chutzpadik
cocky
crusty
discourteous
disparaging
facy
flippant
forward
fresh
gally
gratuitous
ill-bred
ill-mannered
impertinent
impolite
inaffable
indecorous
irrespectful
malapert
nervy
pert
ridiculing
rude
sassy
saucy
slighting
smart
smart-alecky
smart-ass
unaccommodating
uncalled-for
uncivil
uncomplaisant
uncourteous
abusive
improper
indecent
indelicate
offensive
overbear
unbecoming
ungracious
ungrateful
unkind
unseemly
neglectful
respectful