chewy vs indigestible

chewy

adj
  • Having a pliable or springy texture when chewed. 

noun
  • A type of soft and sticky cookie. 

indigestible

adj
  • Difficult or impossible to digest. 

  • Difficult to accept; unpalatable. 

noun
  • Anything that is difficult to digest. 

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