undress vs wisp

undress

verb
  • To take the dressing, or covering, from. 

  • To remove the clothing of (someone). 

  • To remove one's clothing. 

  • To remove one’s clothing. 

  • To strip of something. 

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

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

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

wisp

verb
  • To brush or dress, as with a wisp. 

  • To produce a wisp, as of smoke. 

  • To emit in wisps. 

noun
  • A disease affecting the feet of cattle. 

  • An immeasurable, indefinable essence of life; soul. 

  • A flock of snipe. 

  • A whisk, or small broom. 

  • A small bundle, as of straw or other like substance; any slender, flexible structure or group. 

  • A will o' the wisp, or ignis fatuus. 

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