desolate vs such-and-such

desolate

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. 

verb
  • To devastate or lay waste somewhere. 

  • To abandon or forsake something. 

  • To deprive of inhabitants. 

  • To make someone sad, forlorn and hopeless. 

such-and-such

det
  • indefinite; some or other, not stated 

noun
  • A placeholder or generic thing. 

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