homage vs obedience

homage

noun
  • A demonstration of respect, such as towards an individual after their retirement or death 

  • An artistic work imitating another in a flattering style. 

  • In feudalism, the formal oath of a vassal to honor his or her lord's rights. 

obedience

noun
  • The quality of being obedient. 

  • The collective body of persons subject to any particular authority. 

  • A written instruction from the superior of an order to those under him. 

  • Any official position under an abbot's jurisdiction. 

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