fluctuation vs swing

fluctuation

noun
  • A wavering; unsteadiness. 

  • In medicine, a wave-like motion or undulation of a fluid in a natural or abnormal cavity (e.g. pus in an abscess), which is felt during palpation or percussion. 

  • A motion like that of waves; a moving in this and that direction. 

swing

noun
  • The manner in which something is swung. 

  • In a musical theater production, a performer who understudies several roles. 

  • Influence or power of anything put in motion. 

  • The amount of change towards or away from something. 

  • The genre of music associated with this dance style. 

  • The sweep or compass of a swinging body. 

  • A dance style. 

  • In an election, the increase or decrease in the number of votes for opposition parties compared with votes for the incumbent party. 

  • A basic dance step in which a pair link hands and turn round together in a circle. 

  • A type of hook with the arm more extended. 

  • A hanging seat that can swing back and forth, in a children's playground, for acrobats in a circus, or on a porch for relaxing. 

  • A line, cord, or other thing suspended and hanging loose, upon which anything may swing. 

  • Sideways movement of the ball as it flies through the air. 

  • Capacity of a turning lathe, as determined by the diameter of the largest object that can be turned in it. 

  • The maximum amount of change that has occurred or can occur; the sum of the maximum changes in any direction. 

verb
  • To move one's arm in a punching motion. 

  • To put (a door, gate, etc.) on hinges so that it can swing or turn. 

  • To move sideways in its trajectory. 

  • To change (a numerical result); especially to change the outcome of an election. 

  • To hang from the gallows; to be punished by hanging, swing for something or someone; (often hyperbolic) to be severely punished. 

  • To make (something) work; especially to afford (something) financially. 

  • To admit or turn something for the purpose of shaping it; said of a lathe. 

  • To turn in a different direction. 

  • To play notes that are in pairs by making the first of the pair slightly longer than written (augmentation) and the second shorter, resulting in a bouncy, uneven rhythm. 

  • To move (an object) backward and forward; to wave. 

  • To ride on a swing. 

  • To dance. 

  • To fluctuate or change. 

  • (of a bowler) To make the ball move sideways in its trajectory. 

  • To participate in the swinging lifestyle; to participate in wife-swapping. 

  • To turn round by action of wind or tide when at anchor. 

  • To rotate about an off-centre fixed point. 

  • In dancing, to turn around in a small circle with one's partner, holding hands or arms. 

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