scoundrel vs unperson

scoundrel

noun
  • A mean, worthless fellow; a rascal; a villain; a person without honour or virtue. 

unperson

noun
  • A human who has been stripped of rights, identity or humanity. 

verb
  • To strip (a human being) of rights, identity or humanity. 

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