Afar vs exterior

Afar

noun
  • A member of the people who speak this language and reside in these regions. 

name
  • A Cushitic language spoken in Ethiopia, Eritrea and Djibouti. 

  • A region of Ethiopia. 

exterior

noun
  • Foreign lands. 

  • The outside part, parts or surface of something. 

adj
  • Being from outside a country; foreign. 

  • Outdoor. 

  • Relating to the outside parts or surface of something. 

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