crushing vs discouraging

crushing

noun
  • The action of the verb to crush. 

  • The act of subjecting sugarcane to crushing. 

  • Crushed material. 

  • A former method of execution by placing heavy weights on the victim. 

adj
  • Devastatingly disheartening. 

  • That crushes; overwhelming. 

discouraging

noun
  • discouragement 

adj
  • that causes discouragement 

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