Related Clues:

• Causing horripilation
• Producing goosebumps
• Uncanny
• Ghostly
• Like Poe's prose
• Like poltergeists
• Unnerving, perhaps
• Phantasmal
• Beyond what is natural
• Like H. P. Lovecraft's writing
• Unworldly
• Like a Clive Barker novel
• Freakish
• Like a Stephen King novel
• Shiver-inducing