gayphobia vs racism

gayphobia

noun
  • Fear, dislike, or hatred of gay men. 

  • Fear, dislike, or hatred of gay people in general. 

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 gayphobia and racism occurred in a corpus of books? (source: Google Ngram Viewer )