don vs lector

don

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

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

  • A mafia boss. 

  • Any man, bloke, dude. 

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

lector

noun
  • A public lecturer or reader at some universities. 

  • A person doing voice-over translation of foreign films, especially in Eastern European countries. 

  • A lay person who reads aloud certain religious texts in a church service. 

  • A person who reads aloud to workers to entertain them, appointed by a trade union. 

verb
  • To do a voice-over translation of a film. 

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