Culdee vs religious

Culdee

noun
  • One of a class of anchorites who lived in various parts of Scotland, Ireland, and Wales. 

religious

adj
  • Concerning religion. 

  • Committed to the practice or adherence of religion. 

  • Highly dedicated, as one would be to a religion. 

noun
  • A member of a religious order, i.e. a monk or nun. 

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