bescare
scarecrow
jump in one's skin
spook out
scare the life out of
scare the hell out of
do someone a frighten
flay
make someone's hair stand on end
spook
scare the living daylights out of
scare
give someone the shits
send shivers down someone's spine
scare the pants off
frighten
freak out
put the fear of God into
funk
put the shits up someone
fearmonger
frighten the piss out of
hagride
brick it
scare the shit out of
back out
overfrighten
frighten the life out of someone
scare someone to death
bug out
geek out
panic
put the heart across one
fright
ph33r
make someone's blood run cold
terrify
affright