bhikkhu vs parson

bhikkhu

noun
  • A male Buddhist monk or priest; one who follows all Buddhist precepts as a full member of the sangha. 

parson

noun
  • An Anglican cleric having full legal control of a parish under ecclesiastical law; a rector. 

  • A Protestant minister. 

  • A Roman Catholic priest of an independent parish church. 

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