cleric vs reverend

cleric

noun
  • A member of the clergy. 

  • A spellcaster class that receives their spells (especially healing) from their deity. 

adj
  • Of or pertaining to the clergy. 

reverend

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

adj
  • worthy of reverence or respect 

  • reverent 

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