cleanse vs wash off

cleanse

verb
  • To remove (something seen as unpleasant) from a person, place, or thing. 

  • To free from dirt; to clean, to purify. 

  • To spiritually purify; to free from guilt or sin; to purge. 

noun
  • An act of cleansing; a purification. 

wash off

verb
  • To remove (or be removed) by washing. 

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