cognate vs foreign

cognate

adj
  • Allied by blood; kindred by birth; specifically (law) related on the mother's side. 

  • Of the same or a similar nature; of the same family; proceeding from the same stock or root. 

  • Descended from the same source lexemes (same etymons) of an ancestor language. 

noun
  • One of a number of things allied in origin or nature. 

  • A word either descended from the same base word of the same ancestor language as the given word, or strongly believed to be a regular reflex of the same reconstructed root of proto-language as the given word. 

foreign

adj
  • Alien; strange. 

  • Relating to a different nation. 

  • Not characteristic of or naturally taken in by an organism or system. 

  • Located outside a country or place, especially one's own. 

  • From a different one of the states of the United States, as of a state of residence or incorporation. 

  • Belonging to a different organization, company etc. 

  • Originating from, characteristic of, belonging to, or being a citizen of a country or place other than the one under discussion. 

noun
  • An area of a community that lies outside the legal town or parish limits. 

  • A foreigner: a person from another country. 

  • A foreign whip, a car produced abroad. 

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