daemon vs tutelary

daemon

noun
  • An idea depicted as an entity. 

  • A process (a running program) that does not have a controlling terminal. 

tutelary

noun
  • A deity or spirit serving as a guardian or protector of a place, person, culture, etc.; a tutelar, a tutelary deity. 

adj
  • Relating to guardianship or protection. 

  • Having the qualities of a tutor. 

  • Of or pertaining to a guardian. 

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