despair vs disconcert

despair

verb
  • To cause to despair. 

  • To be hopeless; to have no hope; to give up all hope or expectation. 

noun
  • That which causes despair. 

  • Loss of hope; utter hopelessness; complete despondency. 

  • That which is despaired of. 

disconcert

verb
  • To upset the composure of. 

  • To bring into confusion. 

  • To frustrate, discomfit. 

noun
  • A state of disunion. 

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