lavage vs slather

lavage

verb
  • To wash a hollow organ 

noun
  • A washing. 

  • A washing of a hollow organ. 

slather

verb
  • To spread something thickly on something else; to coat well. 

  • To apply generously upon. 

  • To squander. 

noun
  • Drool (especially if abundant). 

  • A generous or abundant quantity. 

  • A thick sauce or spread that is to be slathered (spread thickly) onto food. 

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