mush vs oral cavity

mush

noun
  • The face. 

  • A magic mushroom. 

  • Cornmeal cooked in water and served as a porridge or as a thick sidedish like grits or mashed potatoes. 

  • A magmatic body containing a significant proportion of crystals suspended in the liquid phase or melt. 

  • A somewhat liquid mess, often of food; a soft or semisolid substance. 

  • A food comprising cracked or rolled grains cooked in water or milk; porridge. 

  • A walk, especially across the snow with dogs. 

  • (US, slang, chiefly Nonantum) A form of address, normally to a man. 

  • The foam of a breaker. 

  • A mixture of noise produced by the harmonics of continuous-wave stations. 

verb
  • To notch, cut, or indent (cloth, etc.) with a stamp. 

  • To squish so as to break into smaller pieces or to combine with something else. 

  • To walk, especially across the snow with dogs. 

  • To drive dogs, usually pulling a sled, across the snow. 

intj
  • A directive given (usually to dogs or a horse) to start moving, or to move faster. 

oral cavity

noun
  • The hollow on the lower surface of the head from which the proboscis protrudes. 

  • The cavity of the mouth, especially the part of the mouth behind the gums and teeth that is bounded above by the hard and soft palates and below by the tongue and by the mucous membrane connecting it with the inner part of the mandible. 

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