move it vs rapid

move it

verb
  • To hurry; to hurry up 

  • Used other than figuratively or idiomatically: see move, it. 

rapid

noun
  • a rough section of a river or stream which is difficult to navigate due to the swift and turbulent motion of the water. 

adj
  • Violent, severe. 

  • Needing only a brief exposure time. (of a lens, plate, film, etc.) 

  • Very swift or quick. 

  • Steep, changing altitude quickly. (of a slope) 

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