secret vs tout

secret

verb
  • To make or keep secret. 

  • To hide secretly. 

adj
  • Being or kept hidden. 

noun
  • 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. 

  • Something not understood or known. 

  • 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. 

tout

verb
  • To spy out the movements of racehorses at their trials, or to get by stealth or other improper means the secrets of the stable, for betting purposes. 

  • To act as a tout; to give a tip on a racehorse. 

  • To look for, try to obtain; used with for. 

  • To spy out information about (a horse, a racing stable, etc.). 

  • To flaunt, to publicize/publicise; to boast or brag; to promote. 

  • To give a tip on (a racehorse) to a person, with the expectation of sharing in any winnings. 

noun
  • Someone advertising for customers in an aggressive way. 

  • A person, at a racecourse, who offers supposedly inside information on which horse is likely to win. 

  • In the game of solo, a proposal to win all eight tricks. 

  • An informer in the Irish Republican Army. 

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