12 vs midday

12

noun
  • See also: fuck 12 

  • Collectively, police or law enforcement. 

symbol
  • Used by fans of American football, positioning themselves as the 12th member of an 11-player team. 

midday

noun
  • noon; twelve o'clock during the day 

How often have the words 12 and midday occurred in a corpus of books? (source: Google Ngram Viewer )