flipper vs tweak

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. 

tweak

verb
  • To pinch and pull with a sudden jerk and twist; to twitch. 

  • To exhibit extreme nervousness, evasiveness when confronted by authorities, compulsiveness, erratic motion, excitability, etc, due to or mimicking the symptoms of methamphetamine abuse. 

  • To adjust slightly; to fine-tune. 

  • To abuse methamphetamines, especially crystal meth. 

  • To tease, to annoy; to get under the skin of (someone, typically so as to irritate them, or by extension to enamor, frighten, etc). 

noun
  • A sharp pinch or jerk; a twist or twitch. 

  • An additional input to a block cipher, used in conjunction with the key to select the permutation computed by the cipher. 

  • A slight adjustment or modification. 

  • Trouble; distress; tweag. 

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