throttle vs vault

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. 

vault

noun
  • A piece of apparatus used for performing jumps. 

  • Any cellar or underground storeroom. 

  • An arched masonry structure supporting and forming a ceiling, whether freestanding or forming part of a larger building. 

  • Any archive of past content. 

  • Any arched ceiling or roof. 

  • Anything resembling such a downward-facing concave structure, particularly the sky and caves. 

  • The space covered by an arched roof, particularly underground rooms and (Christianity, obsolete) church crypts. 

  • An encrypted digital archive. 

  • The secure room or rooms in or below a bank used to store currency and other valuables; similar rooms in other settings. 

  • An act of vaulting, formerly (chiefly) by deer; a leap or jump. 

  • Any burial chamber, particularly those underground. 

  • An event or performance involving a vaulting horse. 

  • A gymnastic movement performed on this apparatus. 

  • Synonym of volte: a circular movement by the horse. 

verb
  • To jump or leap over. 

  • To build as, or cover with a vault. 

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