buccal cavity vs jaw

buccal cavity

noun
  • The oral cavity, bound by the cheeks of the face, the palate, and the flesh of the mandible, opening onto the mouth and the fauces, and containing the teeth, tongue, gums, and other structures. 

  • The first part of the stomodaeum, lying just within the mouth; its dilator muscles arising on the clypeus, and inserted before the frontal ganglion and its connectives. 

jaw

noun
  • One of the bones, usually bearing teeth, which form the framework of the mouth. 

  • Anything resembling the jaw of an animal in form or action; especially plural, the mouth or way of entrance. 

  • Axle guard. 

  • The curved part of the cushion marking the entry to the pocket. 

  • The part of the face below the mouth. 

  • A notch or opening. 

  • One of a pair of opposing parts which are movable towards or from each other, for grasping or crushing anything between them. 

  • A notched or forked part, adapted for holding an object in place. 

  • The inner end of a boom or gaff, hollowed in a half circle so as to move freely on a mast. 

verb
  • To talk; to converse. 

  • To scold; to clamor. 

  • To assail or abuse by scolding. 

  • (of a ball) To stick in the jaws of a pocket. 

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