comedown vs deterioration

comedown

noun
  • A sudden drop to a lower status, condition or level; a disappointment or letdown. 

  • A calm, mellow period experienced after the initial high from taking drugs. 

deterioration

noun
  • The process of making or growing worse, or the state of having grown worse. 

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