nonperson vs unperson

nonperson

noun
  • Not a real person; a subhuman. 

  • Not a legal entity. 

  • Something other than a person; an object. 

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 nonperson and unperson occurred in a corpus of books? (source: Google Ngram Viewer )