hair-raising
adjective
[ ˈhɛːreɪzɪŋ ]
• extremely alarming, astonishing, or frightening.
• "hair-raising adventures"
Similar:
terrifying,
frightening,
petrifying,
alarming,
chilling,
horrifying,
shocking,
scaring,
spine-chilling,
blood-curdling,
appalling,
dreadful,
fearsome,
nightmarish,
eerie,
sinister,
weird,
ghostly,
unearthly,
eldritch,
hairy,
spooky,
scary,
creepy,
spine-tingling,