heterosexualism vs racism

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 

racism

noun
  • Prejudice or discrimination based upon race or ethnicity; (countable) an action of such discrimination. 

  • The policies, practices, or systems (e.g. government or political) promoting this belief or promoting the dominance of one or more races over others. 

  • The belief that there are distinct human races with inherent differences which determine their abilities, and generally that some are superior and others inferior. 

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