muff vs undress

muff

noun
  • A piece of fur or cloth, usually with open ends, used for keeping the hands warm. 

  • A blown cylinder of glass which is afterward flattened out to make a sheet. 

  • The feathers sticking out from both sides of the face under the beak of some birds. 

  • A short hollow cylinder surrounding an object such as a pipe. 

  • A fool, a stupid or poor-spirited person. 

  • A woman or girl. 

  • An error, a mistake; a failure to hold a ball when once in the hands. 

  • Female pubic hair; female genitals (vulva, vagina), like muffin. See Thesaurus:vagina. 

  • A bird, the whitethroat. 

  • A muffin. 

verb
  • To drop or mishandle (the ball, a catch etc.); to play badly. 

  • To mishandle; to bungle. 

undress

noun
  • Informal clothing for men, as opposed to formal or ceremonial wear. 

  • Partial or informal dress for women, as worn in the home rather than in public. 

  • Now more specifically, a state of having few or no clothes on. 

verb
  • To remove the clothing of (someone). 

  • To remove one's clothing. 

  • To remove one’s clothing. 

  • To strip of something. 

  • To take the dressing, or covering, from. 

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