coil vs vortex

coil

noun
  • A noise, tumult, bustle, or turmoil. 

  • Any intrauterine device (Abbreviation: IUD)—the first IUDs were coil-shaped. 

  • A coil of electrically conductive wire through which electricity can flow. 

  • Entanglement; perplexity. 

  • Something wound in the form of a helix or spiral. 

  • A cylinder of clay. 

verb
  • To build a pot (etc) with clay coils. 

  • To wind cylindrically or spirally. 

  • To wind or reel e.g. a wire or rope into regular rings, often around a centerpiece. 

  • To wind into loops (roughly) around a common center. 

vortex

noun
  • Anything that involves constant violent or chaotic activity around some centre. 

  • A whirlwind, whirlpool, or similarly moving matter in the form of a spiral or column. 

  • Anything that inevitably draws surrounding things into its current. 

  • A supposed collection of particles of very subtle matter, endowed with a rapid rotary motion around an axis which was also the axis of a sun or planet; part of a Cartesian theory accounting for the formation of the universe, and the movements of the bodies composing it. 

  • Any of numerous species of small Turbellaria belonging to Vortex and allied genera. 

verb
  • To mix using a vortex mixer 

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