ghastly vs ghoulish

ghastly

adj
  • Like a ghost in appearance; death-like; pale; pallid; dismal. 

  • Horrifyingly shocking. 

  • Extremely bad. 

adv
  • In a ghastly manner. 

ghoulish

adj
  • Fascinated by corpses. 

  • Of or pertaining to corpses and graverobbing. 

  • Of or pertaining to ghouls. 

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