desolate vs nightmare

desolate

verb
  • To make someone sad, forlorn and hopeless. 

  • To devastate or lay waste somewhere. 

  • To abandon or forsake something. 

  • To deprive of inhabitants. 

adj
  • Made unfit for habitation or use because of neglect, destruction etc. 

  • Barren and lifeless. 

  • Dismal or dreary. 

  • Deserted and devoid of inhabitants. 

  • Sad, forlorn and hopeless. 

nightmare

verb
  • To have a nightmare. 

noun
  • Any bad, miserable, difficult or terrifying situation or experience that arouses anxiety, terror, agony or great displeasure. 

  • A very bad or frightening dream. 

  • A feeling of extreme anxiety or suffocation experienced during sleep; Sleep paralysis. 

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