spooky
adj. B1 Intermediate US //ˈspuki// UK //spˈuːki// spooky Informal
adj. strange and frightening in a way that makes you think of ghosts or magic. You use it to describe things that are a little scary but also interesting.
adj. suggestive of ghosts or the supernatural; eliciting a mild sense of unease or fear. Often used to describe atmosphere or coincidences.
The old house looks very spooky at night.
We heard a spooky noise coming from the attic, but it was just the wind.
The forest took on a spooky quality as the fog rolled in, obscuring the path and muffling the sounds of our footsteps.
From spook + -y.
Usage
Often modified by degree adverbs like 'really' or 'a bit'; frequently appears after linking verbs like 'look', 'sound', or 'feel'.