nefariousness vs wickedness

nefariousness

noun
  • The state or characteristic of being nefarious. 

wickedness

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

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

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