belly vs prostrate

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. 

prostrate

verb
  • To cause to lie down, to flatten. 

  • To throw oneself down in submission. 

  • To lie flat or face-down. 

  • To overcome or overpower. 

adj
  • Lying flat, face-down. 

  • Physically incapacitated from environmental exposure or debilitating disease. 

  • Trailing on the ground; procumbent. 

  • Emotionally devastated. 

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