augment vs swell

augment

verb
  • To grow; to increase; to become greater. 

  • To slow the tempo or meter, e.g. for a dramatic or stately passage. 

  • To increase; to make larger or supplement. 

  • To add an augment to. 

  • To increase an interval, especially the largest interval in a triad, by a half step (chromatic semitone). 

noun
  • In some Indo-European languages, a prefix e- (a- in Sanskrit) indicating a past tense of a verb. 

  • In some Bantu languages, an additional vowel prepended to the noun prefix. 

  • An increase. 

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. 

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. 

adv
  • Very well. 

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