belly vs wallow

belly

verb
  • To cause to swell out; to fill. 

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

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

noun
  • The stomach. 

  • The main curved portion of a knife blade. 

  • The abdomen, especially a fat one. 

  • 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. 

wallow

verb
  • To roll oneself about in something dirty, for example in mud. 

  • To move lazily or heavily in any medium. 

  • To live or exist in filth or in a sickening manner. 

  • To fade, fade away, wither, droop; fail to flourish. 

  • To immerse oneself in, to occupy oneself with, metaphorically. 

noun
  • A pool of water or mud in which animals wallow, or the depression left by them in the ground. 

  • An instance of wallowing. 

  • A kind of rolling walk. 

adj
  • Tasteless, flat. 

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