barbarianism vs barbarity

barbarianism

noun
  • A primitive or simplistic ethos or societal condition; barbarism. 

  • Behaviour appropriate to a barbarian, that is uncivilized, brutal, or crude. 

barbarity

noun
  • A barbaric act 

  • A crude act 

  • The state of being barbarous; brutality 

  • crudity 

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