aboriginal vs bushman

aboriginal

adj
  • First according to historical or scientific records; original; indigenous; primitive. 

  • Living in a land before colonization by the Europeans. 

noun
  • An animal or plant native to a region. 

bushman

noun
  • A man who lives in or has extensive experience of the Australian bush or outback. 

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