ghoulish vs sadistic

ghoulish

adj
  • Of or pertaining to corpses and graverobbing. 

  • Of or pertaining to ghouls. 

  • Fascinated by corpses. 

sadistic

adj
  • Causing a high degree of pain or humiliation. 

  • Of behaviour which gives pleasure in the pain or humiliation of others. 

  • Delighting in or feeling pleasure from the pain or humiliation of others. 

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