barbarity vs malapropism

barbarity

noun
  • A crude act 

  • The state of being barbarous; brutality 

  • crudity 

  • A barbaric act 

malapropism

noun
  • The blundering use of an absurdly inappropriate word or expression in place of a similar-sounding one. 

  • An instance of this; malaprop. 

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