ecclesiast vs ecclesiastic

ecclesiast

noun
  • A cleric; someone (such as a priest) who administers a church (ecclesia) or other religious gathering/group. 

  • A member of the Athenian ecclesia (public legislative assembly). 

  • A member of any ecclesia (church or other assembly). 

ecclesiastic

noun
  • A cleric. 

adj
  • Of or pertaining to the church; ecclesiastical. 

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