Spiritual vs predicant

Spiritual

noun
  • A member of a branch of the Franciscan order that advocated simple dress and renounced the owning of property. 

predicant

noun
  • Someone who preaches, especially a Dominican friar 

  • Someone who predicates 

adj
  • Predicating; affirming; declaring; proclaiming. 

  • preaching 

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