haunted vs phantasmal

haunted

adj
  • Of a location, frequented by a ghost or ghosts. 

  • Showing a feeling of being disturbed. 

  • Obsessed (by an idea, threat, etc.). 

phantasmal

adj
  • Of or pertaining to ghosts or phantoms. 

  • Expresses qualities of or produced from fantasy. 

  • Eerie or frightening. 

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