Halfrican vs metis

Halfrican

noun
  • A person who is biracial, with one black parent and one of another race. 

metis

noun
  • A person of mixed-race ancestry. 

  • A person of one-eighth black ancestry; an octoroon. 

  • Practical intelligence; street smarts. 

adj
  • Of mixed heritage 

  • Of Métis heritage. 

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