ghoulish vs spooky

ghoulish

adj
  • Fascinated by corpses. 

  • Of or pertaining to corpses and graverobbing. 

  • Of or pertaining to ghouls. 

spooky

adj
  • Eerie, or suggestive of ghosts or the supernatural. 

  • Spooked; afraid; frightened. 

  • Unpredictably excitable; skittish (used especially of horses). 

How often have the words ghoulish and spooky occurred in a corpus of books? (source: Google Ngram Viewer )