atrocity vs wickedness

atrocity

noun
  • The quality or state of being atrocious; enormous wickedness; extreme criminality or cruelty. 

  • An extremely cruel act; a horrid act of injustice. 

  • An object considered to be extremely unattractive or undesirable. 

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 atrocity and wickedness occurred in a corpus of books? (source: Google Ngram Viewer )