cleanliness vs lavage

cleanliness

noun

  • The property of being cleanly, or habitually clean; good hygiene. 

  • Ritual purity. 

lavage

noun

  • A washing. 

  • A washing of a hollow organ. 

verb

  • To wash a hollow organ 

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