dunking vs lavage

dunking

noun
  • The act or process of briefly submerging or immersing an object or person in a liquid, as in dunking a cookie in milk, or dunking a playmate in the swimming pool. 

  • Forcefully thrusting the ball through the basket from above. 

lavage

noun
  • A washing of a hollow organ. 

  • A washing. 

verb
  • To wash a hollow organ 

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