disrobe vs doff

disrobe

verb
  • To undress oneself. 

  • To undress someone or something. 

doff

verb
  • To strip; to divest; to undress. 

  • To get rid of, to throw off. 

  • To remove or take off (something such as clothing). 

  • To remove or tip a hat, as in greeting, salutation or as a mark of respect. 

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