chops vs lower jaw

chops

noun
  • Jaws, mouth. 

  • Food. 

  • One's skill at any endeavor; ability, talent; competency. 

  • A pattern that involves carrying the object with the hand over the next object before throwing it. 

  • One's skill at musical interpretation and delivery (originally of jazz); musical performance ability. 

  • The area where two tides meet and cause an irregular (choppy) sea. 

lower jaw

noun
  • The part of the face below the mouth; the jaw. 

  • Specifically, the bone therein; the mandible of humans and other vertebrates that, with the cranium, composes the skull. 

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