black man vs swart

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. 

swart

noun
  • Black or dark dyestuff. 

verb
  • To make swart or tawny; blacken; tan. 

adj
  • Of a dark hue; moderately black; swarthy; tawny. 

  • Black. 

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