lavage vs soak

lavage

verb
  • To wash a hollow organ 

noun
  • A washing. 

  • A washing of a hollow organ. 

soak

verb
  • To absorb; to drain. 

  • To be saturated with liquid by being immersed in it. 

  • to engage in sexual activity with penetration but without hip thrusting (usually said of Mormons). 

  • To immerse in liquid to the point of saturation or thorough permeation. 

  • (slang, boxing) To hit or strike. 

  • To penetrate or permeate by saturation. 

  • To allow (especially a liquid) to be absorbed; to take in, receive. (usually + up) 

  • To take money from. 

  • To heat (a metal) before shaping it. 

  • To hold a kiln at a particular temperature for a given period of time. 

noun
  • An immersion in water etc. 

  • A drunkard. 

  • A carouse; a drinking session. 

  • A low-lying depression that fills with water after rain. 

  • After the strenuous climb, I had a nice long soak in a bath. 

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