gullet vs snorkel

gullet

noun
  • A channel for water. 

  • A preparatory cut or channel in excavations, of sufficient width for the passage of earth wagons. 

  • The throat or esophagus. 

  • The cytopharynx of a ciliate, through which food is ingested. 

  • The space between the teeth of a saw blade. 

  • The wide space under the pommel of a saddle; the hollow over the withers of a saddled animal. 

snorkel

noun
  • A hollow tube, held in the mouth, or mounted on and opening into a diving mask, used by swimmers for breathing underwater. 

  • A snorkel parka. 

  • A retractable tube fitted in diesel-engine submarines to allow sufficient ventilation that the engines may be used at periscope depth. 

verb
  • To use a snorkel. 

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