friary vs hegumen

friary

noun
  • house or dwelling where friars or members of certain religious communities live 

adj
  • Like a friar; relating to friars or to a convent. 

hegumen

noun
  • The head of a monastery of the Eastern Orthodox Church or Eastern Catholic Churches. 

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