frater vs santon

frater

noun
  • A monk. 

  • A frater house. 

  • A comrade. 

santon

noun
  • A Muslim holy man. 

  • In France (originally Provence), a small, hand-painted, terracotta figurine of a nativity character. 

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