crawl vs flipper

crawl

verb
  • To swim using the crawl stroke. 

  • To visit files or web sites in order to index them for searching. 

  • To move forward slowly, with frequent stops. 

  • To act in a servile manner. 

  • To creep; to move slowly on hands and knees, or by dragging the body along the ground. 

  • To move over (an area) slowly, with frequent stops. 

  • To move over (an area) on hands and knees. 

  • Followed by with: see crawl with. 

  • To feel a swarming sensation. 

noun
  • A rapid swimming stroke with alternate overarm strokes and a fluttering kick. 

  • A very slow pace. 

  • The act of moving slowly on hands and knees, etc. 

  • A piece of horizontally or vertically scrolling text overlaid on the main image. 

  • The act of sequentially visiting a series of similar establishments (i.e., a bar crawl). 

  • A pen or enclosure of stakes and hurdles for holding fish. 

flipper

verb
  • To lift one or both flippers out of the water and slap the surface of the water. 

noun
  • Television remote control, clicker. 

  • A type of ball bowled by a leg spin bowler, which spins backwards and skids off the pitch with a low bounce. 

  • A flat lever in a pinball machine, triggered by the player to strike the ball and keep it in play. 

  • A kind of false tooth, usually temporary. 

  • A small flat used to support a larger one. 

  • Someone who flips, in the sense of buying a house or other asset and selling it quickly for profit. 

  • Someone who flips in any other sense, for example throwing a coin. 

  • In marine mammals such as whales, a wide flat limb, adapted for swimming. 

  • A flat, wide, paddle-like rubber covering for the foot, used in swimming. 

  • A kitchen spatula. 

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