exhibition vs secret

exhibition

noun
  • An instance of exhibiting, or something exhibited. 

  • A demonstration of personal skill or feelings. 

  • A financial award or prize given to a student (who becomes an exhibitioner) by a school or university, usually on the basis of academic merit. 

  • A game which does not impact the standings for any major cup or competition. 

  • A public display, intentional or otherwise, generally characterised as negative, a shameful exhibition or a disgusting exhibition 

  • A large-scale public showing of objects or products. 

secret

noun
  • Something not understood or known. 

  • Private seclusion. 

  • A piece of knowledge that is hidden and intended to be kept hidden. 

  • The key or principle by which something is made clear; the knack. 

  • A form of steel skullcap. 

  • Any prayer spoken inaudibly and not aloud; especially, one of the prayers in the Tridentine Mass, immediately following the "orate, fratres", said inaudibly by the celebrant. 

verb
  • To make or keep secret. 

  • To hide secretly. 

adj
  • Being or kept hidden. 

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