sensitive
irritable
annoyable
irritatable
flappable
get under one's goat
hurt someone's feelings
comb someone's hair the wrong way
get up someone's ass
set someone's teeth on edge
supportable
bearable
sufferable
endurable
neg
mither
antagonizable
upsettable
do someone's head in
importune
insultable
give someone a hard time
grind one's gears
grig
get at
frustrating
get someone's goat
torque off
fit to kill
give someone ass cancer
annoy
unfussable
get on someone's tits
surly
rub someone the wrong way
grind
nark
ugly
bitchy-pants
drive someone crazy
spleen
get under someone's skin
frost
humiliatable
hardhanded
get someone's back up
raise someone's hackles
rub up the wrong way
get on someone's nerves
exasperating