split a gut
lose one's shit
go ham
blow a fuse
lose one's cool
fuse
hit the roof
lose it
throw one's toys out of the pram
blow one's top
drop one's bundle
mitigate
short-tempered
forget oneself
temper temper
snittiness
ill humor
offcome
monkey
temperative
burst a blood vessel
scene
conniption
tantrum
fit
froth at the mouth
get on someone's bad side
grumps
retemper
radge
impetuosity
ill-humored
freak out
foam at the mouth
misset
quick
sick and tired
ragequit
for fudge's sake
do cheetah flips
ire
irascibility
get someone's dander up
kick up
crank
owliness
get someone's Irish up
heated
temperance
temperer