exhale vs siphon

exhale

verb
  • To emit (a vapour, an odour, etc.). 

  • To draw out; to cause to be emitted in vapour. 

  • To pass off in the form of vapour; to emerge. 

  • To expel (something, such as tobacco smoke) from the lungs by action of the diaphragm. 

  • To expel air from the lungs through the nose or mouth by action of the diaphragm, to breathe out. 

noun
  • An exhalation. 

siphon

verb
  • To transfer (liquid) by means of a siphon. 

  • To steal or skim off money in small amounts; to embezzle. 

noun
  • A bent pipe or tube with one end lower than the other, in which hydrostatic pressure exerted due to the force of gravity moves liquid from one reservoir to another. 

  • A soda siphon. 

  • A tubelike organ found in animals or elongated cell found in plants. 

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