antilogy vs confusion

antilogy

noun
  • A contradiction in related terms or ideas. Usually an inconsistency in syllogisms, of a person or group supposedly of one set of ideals. 

confusion

noun
  • The act of mistaking one thing for another or conflating distinct things. 

  • A lack of clarity or order. 

  • The state of being confused; misunderstanding. 

  • Lack of understanding due to dementia. 

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