douche vs lavage

douche

verb
  • To administer a douche to; to shower; to douse 

  • To use a douche. 

noun
  • A jet or current of water or vapour directed upon some part of the body to benefit it medicinally; in particular, such a jet directed at the vagina for vaginal irrigation. 

  • Something that produces the jet or current in the previous sense, such as a syringe. 

lavage

verb
  • To wash a hollow organ 

noun
  • A washing. 

  • A washing of a hollow organ. 

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