nudity vs undress

nudity

noun
  • Something or someone without clothes. 

  • The state or quality of being without clothing on the body; specifically, the quality of being without clothing on the genitals. 

undress

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

  • 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. 

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 nudity and undress occurred in a corpus of books? (source: Google Ngram Viewer )