capuchin vs greyfriar

capuchin

noun
  • A monk in the Order of Friars Minor Capuchin; (generally) a Franciscan. 

  • A hooded pigeon. 

  • A garment consisting of a cloak and hood, made in imitation of the dress of Capuchin monks. 

  • A capuchin monkey. 

greyfriar

noun
  • Synonym of Franciscan: a member of the Order of the Friars Minor. 

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