midafternoon vs noon

midafternoon

noun
  • The middle of the afternoon, normally between 2 and 4 pm. 

noon

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

  • The highest point; culmination. 

  • The letter ن in the Arabic script. 

verb
  • To relax or sleep around midday 

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