Spine-chillingly weird (5)
I believe the answer is:
eerie
(Other definitions for eerie that I've seen before include "Scary, weird" , "spine-chilling" , "Ghostly" , "Uncannily strange" , "Sinister" .)
I believe the answer is:
eerie
(Other definitions for eerie that I've seen before include "Scary, weird" , "spine-chilling" , "Ghostly" , "Uncannily strange" , "Sinister" .)