big talk vs obedience

big talk

noun
  • Statements which are boastful or exaggerated. 

  • Major topic of conversation; current gossip. 

obedience

noun
  • 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. 

  • The quality of being obedient. 

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