don vs tutor

don

noun
  • An employee of a university residence who lives among the student residents. 

  • A mafia boss. 

  • Any man, bloke, dude. 

  • A university professor, particularly one at Oxford or Cambridge. 

verb
  • To put on clothing; to dress (oneself) in an article of personal attire. 

tutor

noun
  • A university officer responsible for students in a particular hall. 

  • One who teaches another (usually called a student, learner, or tutee) in a one-on-one or small-group interaction. 

  • A card that allows one to search one's deck for one or more other cards. 

verb
  • To fetch a card from one's deck. 

  • To instruct or teach, especially an individual or small group. 

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