celebrity vs diva

celebrity

noun
  • A person who has a high degree of recognition by the general population for his or her success or accomplishments; a famous person. 

  • Fame, renown; the state of being famous or talked-about. 

diva

noun
  • A person who may be considered or who considers herself (or by extension himself) much more important than others, has high expectations of others and who is extremely demanding and fussy when it comes to personal privileges. 

  • Any female celebrity, usually a well known singer or actress. 

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