gentlemanliness vs knavery

gentlemanliness

noun
  • pertaining to gentlemanly behaviour 

  • pertaining to being a gentleman 

knavery

noun
  • An unprincipled action; deceit. 

  • The antics or tricks of a knave; boyish mischief. 

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