press the panic button
panicogenic
paniculate
panickingly
paniculiform
swivet
panic stations
frantic
panicky
antipanic
in a right state
panicled
geek out
panicked
run scared
panicker
have one's heart in one's boots
dread
panickily
panic
hairy
crap one's pants
piss one's pants
afraid
clawing
gabra
spook
trouble
panicogenesis
worrit
paniclike
panic-stricken
fantigue
subpaniculate
crap oneself
paniculated
take fright
skrik
funk
brick it
terror
fear
paniculately
buttock-clenching
scaredly
frightsome
shy
dreadingly
anxiety attack
flay
scared
alarmed
existential crisis
hair-raising
scaaared
worryingly
stampede
worriedness
fearfully
shit scared
fearing
fearingly
crawlies
shot
panickedly
spook out
stewing
get the wind up
scared spitless
scared shitless
shitting planks
flip one's lid
terrifiedness
petrifying
one's heart in one's mouth
subpanicled
fret
apprehend
quake in one's boots
panic-buyer
anxiousness
have kittens
flop sweat
bug out
cold chills
alarming
overfearfulness
frenzied
horrid
apprehensively
out of one's skin
uneasily
anxiously
jolt
panic-buy
frightened