noon vs sit back

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. 

sit back

verb
  • To relax, to not exert oneself. 

  • To recline while still in a seated position, with one's back on the frame of the seat. 

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