swell vs taper

swell

verb
  • To become bigger, especially due to being engorged. 

  • To be elated; to rise arrogantly. 

  • To be turgid, bombastic, or extravagant. 

  • To protuberate; to bulge out. 

  • To cause to grow gradually in force or loudness. 

  • To grow gradually in force or loudness. 

  • To be raised to arrogance. 

  • To raise to arrogance; to puff up; to inflate. 

  • To cause to become bigger. 

adv
  • Very well. 

noun
  • A hillock or similar raised area of terrain. 

  • The act of swelling; increase in size. 

  • The front brow of a saddle bow, connected in the tree by the two saddle bars to the cantle on the other end. 

  • An upward protrusion of strata from whose central region the beds dip quaquaversally at a low angle. 

  • A division in a pipe organ, usually the largest enclosed division. 

  • A person of high social standing; an important person. 

  • Increase of power in style, or of rhetorical force. 

  • A device for controlling the volume of a pipe organ. 

  • A bulge or protuberance. 

  • A long series of ocean waves, generally produced by wind, and lasting after the wind has ceased. 

  • A gradual crescendo followed by diminuendo. 

taper

verb
  • To become thinner or narrower at one end. 

  • To diminish gradually. 

  • To make thinner or narrower at one end. 

  • (of a central bank) To tighten monetary policy. 

adj
  • Tapered; narrowing to a point. 

noun
  • A small light. 

  • A cone-shaped item for stretching the hole for an ear gauge (piercing). 

  • Someone who works with tape or tapes. 

  • A thin stick used for lighting candles, either a wax-coated wick or a slow-burning wooden rod. 

  • One who operates a tape machine. 

  • A slender wax candle. 

  • A tapering form; gradual diminution of thickness and/or cross section in an elongated object. 

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