ecclesiast vs priest

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). 

priest

noun
  • a religious clergyman (clergywoman, clergyperson) who is trained to perform services or sacrifices at a church or temple 

  • the highest office in the Aaronic priesthood 

  • a blunt tool, used for quickly stunning and killing fish 

verb
  • To ordain as a priest. 

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