flay
spook out
fray
funk
brick it
bescare
frighten the piss out of
tremble
befright
spook
make someone's hair stand on end
put the wind up
apprehend
have the wind up
frightfulness
frighten
panic
geek out
get the wind up
fearful
frightsomeness
fearfully
affright
fearingly
alarm
terrify
make someone's skin crawl
jump in one's skin
glope
scarecrow
do someone a frighten
frightensome
dread
scare the hell out of
freak out
gloppen
have one's heart in one's boots
shiver
chill
tingle
quiver
frisson
overfrighten
flaysome
shudder
thrill
frightened
rattle
put the shits up someone
fear