gargle vs lavage

gargle

verb
  • to clean a specific part of the body by gargling (almost always throat or mouth) 

  • to use (a liquid) for purposes of cleaning one's mouth or throat by gargling. 

  • to make a sound like the one made while gargling 

  • to clean one's mouth by holding water or some other liquid in the back of the mouth and blowing air out from the lungs 

noun
  • lager, drink 

  • a liquid used for gargling 

  • the sound of gargling 

lavage

verb
  • To wash a hollow organ 

noun
  • A washing. 

  • A washing of a hollow organ. 

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