frosh vs lector

frosh

noun
  • A first-year student, at certain universities, and a first-or-second-year student at other universities. 

  • A frog. 

verb
  • To initiate academic freshmen, notably in a testing way. 

  • To damage through incompetence. 

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 frosh and lector occurred in a corpus of books? (source: Google Ngram Viewer )