black man vs nonwhite

black man

noun
  • A male adult member of an ethnic group having dark pigmentation of the skin, typically of sub-Saharan African descent; or the appearance thereof. 

  • Used other than figuratively or idiomatically: see black, man. 

nonwhite

noun
  • A person who is not white. 

adj
  • Not associated with white people. 

  • Not belonging to the white race. 

  • Not white in color. 

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