diverse vs nonidentical

diverse

adj
  • Different; dissimilar; distinct; not the same 

  • Capable of various forms; multiform. 

  • Composed of people with a variety of different demographic characteristics in terms of, for example, ethnicity, gender, sexual orientation, socioeconomic status, etc., and having a sizeable representation of people that are minorities in a given area. 

  • Belonging to a minority group. 

  • Consisting of many different elements; various. 

adv
  • In different directions; diversely. 

nonidentical

adj
  • Not identical; different in some respect. 

noun
  • A twin other than an identical twin. 

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