nonprofessional vs reverend

nonprofessional

noun
  • One who is not a professional; an amateur. 

adj
  • not professional; amateur 

reverend

adj
  • worthy of reverence or respect 

  • reverent 

noun
  • A member of the Christian clergy; a minister. 

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