heterosexualism vs homophobia

heterosexualism

noun
  • Discrimination against non-heterosexual people on the basis of their sexual orientation. 

  • The state or existence of heterosexuality, including the traditional gender roles that accompany it. 

  • Synonym of heterosexuality 

homophobia

noun
  • Hatred, fear, dislike of, or prejudice against homosexuals. 

  • Hatred, fear, dislike of, or prejudice against LGBTQ+ people in general. 

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