flipper vs lower

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. 

lower

verb
  • to pull down 

  • To decrease in value, amount, etc. 

  • To reduce operations to single machine instructions, as part of compilation of a program. 

  • To reduce the degree, intensity, strength, etc., of 

  • To bring down; to humble 

  • (lower oneself) To humble oneself; to do something one considers to be beneath one's dignity. 

  • To let descend by its own weight, as something suspended; to let down 

  • To reduce the height of 

  • To depress as to direction 

  • To reduce (something) in value, amount, etc. 

  • To make less elevated 

  • To fall; to sink; to grow less; to diminish; to decrease 

adj
  • bottom; more towards the bottom than the middle of an object 

  • Situated on lower ground, nearer a coast, or more southerly. 

  • older 

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