aide vs enemy

aide

noun
  • An officer who acts as assistant to a more senior one; an aide-de-camp. 

  • An assistant. 

enemy

noun
  • A hostile force or nation; a fighting member of such a force or nation. 

  • Something harmful or threatening to another 

  • Someone who is hostile to, feels hatred towards, opposes the interests of, or intends injury to someone else. 

  • Of, by, relating to, or belonging to an enemy. 

  • A non-player character that tries to harm the player. 

verb
  • To make an enemy of. 

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