bare one's breast
expose oneself
stick one's neck out
lead with one's chin
take a chance
watch
lower one's guard
hazard
hang
flay
run the risk
fearmonger
predispose
menace
fear
chance one's arm
go out on a limb
peril
gamble
make someone's hair stand on end
threaten
skate on thin ice
scare the living daylights out of
risk
freak out
harden
get the wind up
alarm
run scared
worry someone sick
alert
tremble
have the wind up
shield
put the wind up
live dangerously
do someone a frighten
unkennel
scare the hell out of
endanger
play with fire
run
tempt fate
scarecrow
scare the life out of