belly vs blubber

belly

noun
  • The abdomen, especially a fat one. 

  • The stomach. 

  • The main curved portion of a knife blade. 

  • The part of anything which resembles (either closely or abstractly) the human belly in protuberance or in concavity; often, the fundus (innermost part). 

  • The womb. 

  • The hollow part of a curved or bent timber, the convex part of which is the back. 

  • The lower fuselage of an airplane. 

verb
  • To swell and become protuberant; to bulge or billow. 

  • To cause to swell out; to fill. 

  • To position one’s belly; to move on one’s belly. 

blubber

noun
  • Fatty tissue. 

  • A fatty layer of adipose tissue found immediately beneath the epidermis. 

  • One who blubs or weeps. 

  • The thick coat of fat worn by many Arctic animals, such as sea lions, and Antarctic animals, such as penguins; used to insulate warmth in the animal's body. 

verb
  • To make noises or broken words while crying. 

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