dissimilitude vs equality

dissimilitude

noun
  • The quality of being diverse or different; lack of resemblance. 

equality

noun
  • The equal treatment of people irrespective of social or cultural differences. 

  • The fact of being equal, of having the same value. 

  • The fact of being equal. 

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