strip naked vs strip off

strip naked

strip off

verb
  • To be removed by stripping 

  • To remove anything by stripping, e.g. items of clothing or paint from the side of a ship. 

  • To remove all of one's clothes (or sometimes to remove all except underclothes, or figuratively). 

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