josser vs theologian

josser

noun
  • A clergyman. 

  • An outsider working in a circus. 

  • A man, especially one who seems foolish or simpleminded. 

theologian

noun
  • One who studies theology. 

  • In Eastern Orthodox usage, a person who has had direct experience of and unity with God. 

  • In Roman Catholic usage, a theological lecturer attached to a cathedral church. 

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