disbelief vs endurance

disbelief

noun
  • Unpreparedness, unwillingness, or inability to believe that something is the case. 

  • Astonishment. 

  • The loss or abandonment of a belief; cessation of belief. 

endurance

noun
  • Ability to endure hardship. 

  • The length of time that a ship's rations will supply 

  • The measure of a person's stamina or persistence. 

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