belly vs lip

belly

noun
  • The main curved portion of a knife blade. 

  • The stomach. 

  • 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. 

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. 

lip

noun
  • The sharp cutting edge on the end of an auger. 

  • Backtalk; verbal impertinence. 

  • One of the two opposite divisions of a labiate corolla. 

  • Either of the two fleshy protrusions around the opening of the mouth. 

  • A part of the body that resembles a lip, such as the edge of a wound or the labia. 

  • The projecting rim of an open container; a short open spout. 

  • One of the edges of the aperture of a univalve shell. 

  • The edge of a high spot of land. 

  • The distinctive petal of the Orchis family. 

  • Embouchure: the condition or strength of a wind instrumentalist's lips. 

verb
  • To change the sound of (a musical note played on a wind instrument) by moving or tensing the lips. 

  • To form the rim, edge or margin of something. 

  • To simulate speech by moving the lips without making any sound; to mouth. 

  • (of something inanimate) To touch lightly. 

  • To touch or grasp with the lips; to kiss; to lap the lips against (something). 

  • To make a golf ball hit the lip of the cup, without dropping in. 

  • To utter verbally. 

  • To rise or flow up to or over the edge of something. 

  • To wash against a surface, lap. 

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