gallop vs progression

gallop

noun
  • An act or instance of going or running rapidly. 

  • The fastest gait of a horse, a two-beat stride during which all four legs are off the ground simultaneously. 

  • An abnormal rhythm of the heart, made up of three or four sounds, like a horse's gallop. 

verb
  • To go rapidly or carelessly, as in making a hasty examination. 

  • To ride at a galloping pace. 

  • To make electrical or other utility lines sway and/or move up and down violently, usually due to a combination of high winds and ice accrual on the lines. 

  • To run very fast. 

  • To progress rapidly through the body. 

  • To run at a gallop. 

  • To cause to gallop. 

progression

noun
  • The act of moving forward or proceeding in a course; motion onward. 

  • A sequence obtained by adding or multiplying each term by a constant. 

  • chord progression 

  • The act of moving from one thing to another. 

  • Development, increase, evolution. 

  • The making an exercise more exerting by manipulating the details of its performance like loaded weight, range of motion, angle, speed. 

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