ether vs sweat

ether

noun
  • Starting fluid. 

  • The sky, the heavens; the void, nothingness. 

  • Diethyl ether (C₄H₁₀O), an organic compound with a sweet odour used in the past as an anaesthetic. 

  • The medium breathed by human beings; the air. 

  • A particular quality created by or surrounding an object, person, or place; an atmosphere, an aura. 

  • Any of a class of organic compounds containing an oxygen atom bonded to two hydrocarbon groups. 

  • The atmosphere or space as a medium for broadcasting radio and television signals; also, a notional space through which Internet and other digital communications take place; cyberspace. 

  • Often as aether and more fully as luminiferous aether: a substance once thought to fill all unoccupied space that allowed electromagnetic waves to pass through it and interact with matter, without exerting any resistance to matter or energy; its existence was disproved by the 1887 Michelson–Morley experiment and the theory of relativity propounded by Albert Einstein (1879–1955). 

verb
  • To viciously humiliate or insult. 

sweat

noun
  • Moisture issuing from any substance. 

  • The state of one who sweats; diaphoresis. 

  • Hard work; toil. 

  • A short run by a racehorse as a form of exercise. 

  • An extremely competitive player. 

  • The sweating sickness. 

  • Fluid that exits the body through pores in the skin usually due to physical stress and/or high temperature for the purpose of regulating body temperature and removing certain compounds from the circulation. 

  • A soldier (especially one who is old or experienced). 

verb
  • To stress out. 

  • To cause to excrete moisture through skin. 

  • To emit sweat. 

  • To worry about (something). 

  • To cause to perspire. 

  • To have drops of water form on (something's surface) due to moisture condensation. 

  • To be extremely dedicated to winning a game; to play competitively. 

  • To extract money, labour, etc. from, by exaction or oppression. 

  • To emit moisture. 

  • To solder (a pipe joint) together. 

  • To take a racehorse for a short exercise run. 

  • To cook slowly at low heat, in shallow oil and without browning, to reduce moisture content. 

  • To worry. 

  • To work hard. 

  • To emit, in the manner of sweat. 

  • To suffer a penalty; to smart for one's misdeeds. 

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