gallop vs rustle

gallop

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

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

  • An act or instance of going or running rapidly. 

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. 

rustle

noun
  • A movement producing such a sound. 

  • A soft crackling sound similar to the movement of dry leaves. 

verb
  • To make or obtain in a lively, energetic way. 

  • To steal (cattle or other livestock). 

  • To move (something) with a soft crackling sound. 

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