hair-raising Synonyms

bloodcurdling nightmarish edge-of-the-seat terrible startling sinister shocking scary petrifying monstrous horrifying horrific terrifying thrilling climactic spine-tingling rip-roaring eye-popping bone-chilling blood-curdling spooky mind-blowing macabre breathtaking horrid horrible electrifying eerie dreadful dramatic dire creepy compelling chilling awful appalling exciting exciteful exhilarating horrendous harrowing gruesome ghostly ghastly frightful frightening fearsome fearful explosive alarming