noon vs put to sleep

noon

verb
  • To relax or sleep around midday 

noun
  • The highest point; culmination. 

  • The letter ن in the Arabic script. 

  • The time of day when the sun is in its zenith; twelve o'clock in the day, midday. 

put to sleep

verb
  • To render dormant. 

  • To help (someone) to bed; put to bed. 

  • To kill an animal painlessly, often with an injection; to euthanize. 

  • To give a general anesthetic prior to surgery. 

  • To cause (someone) to sleep. 

How often have the words noon and put to sleep occurred in a corpus of books? (source: Google Ngram Viewer )