deserter vs refugee

deserter

noun
  • A person who has physically removed him- or herself from the control or direction of a military or naval unit with the intention of permanently leaving 

  • Under the United States Code of Military Justice, a person who has been placed on AWOL status for more than 30 days 

refugee

noun
  • A person who flees one place or institution for another. 

  • A person seeking refuge due to a natural disaster, war, etc. 

  • A person seeking refuge in a foreign country out of fear of political persecution or the prospect of such persecution in their home country, i.e., a person seeking political asylum. 

  • A person formally granted political or economic asylum by a country other than their home country. 

verb
  • To convey (slaves) away from the advance of the federal forces. 

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