confusion vs disruption

confusion

noun
  • The state of being confused; misunderstanding. 

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

  • A lack of clarity or order. 

  • Lack of understanding due to dementia. 

disruption

noun
  • A breaking or bursting apart; a breach. 

  • An interruption to the regular flow or sequence of something. 

  • A continuing act of disorder. 

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