fraud vs vampirism

fraud

noun
  • A person who performs any such trick. 

  • Any act of deception carried out for the purpose of unfair, undeserved and/or unlawful gain. 

  • The assumption of a false identity to such deceptive end. 

  • The crime of stealing or otherwise illegally obtaining money by use of deception tactics. 

vampirism

noun
  • extortion 

  • practices associated with vampires, in particular blood-drinking and the draining of a victim's life-force. 

  • Systemic lupus erythematosus (autoimmune disease) 

  • the state of being a vampire 

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