nameword vs proper noun

nameword

noun
  • A designation or name given to an object, person or location. 

  • A noun. 

proper noun

noun
  • A word or phrase that is a noun denoting a particular person, place, organization, ship, animal, event, or other individual entity. 

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