gullet vs throttle

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. 

throttle

noun
  • The lever or pedal that controls this valve. 

  • A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine. 

verb
  • To utter with breaks and interruption, in the manner of a person half suffocated. 

  • To have the throat obstructed so as to be in danger of suffocation; to choke; to suffocate. 

  • To control or adjust the speed of (an engine). 

  • To breathe hard, as when nearly suffocated. 

  • To cut back on the speed of (an engine, person, organization, network connection, etc.). 

  • To strangle or choke someone. 

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