condescension vs smugness

condescension

noun
  • A patronizing attitude or behavior. 

  • The act of condescending; a manner of behaving in an outwardly polite way that nevertheless implies superiority to another; patronizing courtesy toward inferiors. 

smugness

noun
  • The state or quality of being smug. 

  • The result or product of being smug. 

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