knavery vs wickedness

knavery

noun
  • An unprincipled action; deceit. 

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

wickedness

noun
  • A wicked or sinful thing or act; morally bad or objectionable behaviour. 

  • The state of being wicked; evil disposition; immorality. 

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