ghoulish vs shocking

ghoulish

adj
  • Fascinated by corpses. 

  • Of or pertaining to corpses and graverobbing. 

  • Of or pertaining to ghouls. 

shocking

adj
  • Inspiring shock; startling. 

  • Unusually obscene or lewd. 

  • Extremely bad. 

noun
  • The application of an electric shock. 

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