intolerance vs perseverance

intolerance

noun
  • An intolerant word or action. 

  • Extreme sensitivity to a food or drug; allergy. 

  • The state of being intolerant. 

perseverance

noun
  • Continuing in a course of action without regard to discouragement, opposition or previous failure. 

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