gayness vs joy

gayness

noun
  • The state of being gay (homosexual); homosexuality. 

joy

verb
  • To feel joy, to rejoice. 

noun
  • Anything that causes such a feeling. 

  • Luck or success; a positive outcome. 

  • A feeling of extreme happiness or cheerfulness, especially related to the acquisition or expectation of something good. 

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