assistant vs villain

assistant

adj
  • Helping; lending aid or support; auxiliary. 

  • Having a subordinate or auxiliary position. 

noun
  • A software tool that provides assistance in some task, a wizard program. 

  • Sales assistant. 

  • A person who assists or helps someone else. 

villain

noun
  • A vile, wicked person. 

  • An extremely depraved person, or one capable or guilty of great crimes. 

  • Any opponent player, especially a hypothetical player for example and didactic purposes. Compare: hero (“the current player”). 

  • In fiction, a character who has the role of being bad, especially antagonizing the hero. 

  • A deliberate scoundrel. 

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