bisexuality vs voluptuousness

bisexuality

noun
  • The state of being sexually or romantically attracted to members of either sex or gender. 

  • The state of being bisexual (“having both male and female parts or roles”). 

voluptuousness

noun
  • sexuality; the quality of being sensual 

  • sensuality; the quality of being sensuous 

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