swim vs throttle

swim

verb
  • To be overflowed or drenched. 

  • To move around freely because of excess space. 

  • To move through the water, without touching the bottom; to propel oneself in water by natural means. 

  • To glide along with a waving motion. 

  • My head was swimming after drinking two bottles of cheap wine. 

  • To cause to swim. 

  • To immerse in water to make the lighter parts float. 

  • To traverse (a specific body of water, or a specific distance) by swimming; or, to utilize a specific swimming stroke; or, to compete in a specific swimming event. 

  • To be dizzy or vertiginous; have a giddy sensation; to have, or appear to have, a whirling motion. 

  • To become immersed in, or as if in, or flooded with, or as if with, a liquid 

  • To test (a suspected witch) by throwing into a river; those who floated rather than sinking were deemed to be witches. 

noun
  • The sound, or air bladder, of a fish. 

  • An act or instance of swimming. 

  • A dizziness; swoon. 

  • A dance move of the 1960s in which the arms are moved in a freestyle swimming manner. 

  • A part of a stream much frequented by fish. 

throttle

verb
  • To breathe hard, as when nearly suffocated. 

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

  • To strangle or choke someone. 

noun
  • 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. 

  • The lever or pedal that controls this valve. 

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