spoopy

Etymology
A photograph of a Halloween sign with the misspelled word “spoopy” (for “spooky”), taken in 2009 and originally uploaded to Flickr, was reposted on Tumblr in 2011, upon which the word become an Internet meme and developed its current sense.

Adjective

 * 1)  Spooky.
 * 2)  Calling upon horror tropes and concepts in cute, nonthreatening or comical ways.