capuchin vs frater

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. 

frater

noun

  • A monk. 

  • A frater house. 

  • A comrade. 

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