know vs stipulate

know

verb
  • To perceive the truth or factuality of; to be certain of or that. 

  • To experience. 

  • To understand or have a grasp of through experience or study. 

  • To be or become aware or cognizant. 

  • To be able to play or perform (a song or other piece of music). 

  • To be acquainted or familiar with; to have encountered. 

  • To be aware of; to be cognizant of. 

  • To recognize as the same (as someone or something previously encountered) after an absence or change. 

  • To have knowledge; to have information, be informed. 

noun
  • Knowledge; the state of knowing. 

  • Knowledge; the state of knowing; now confined to the fixed phrase ‘in the know’ 

stipulate

verb
  • To acknowledge the truth of; not to challenge. 

  • To ask for a contractual term. 

  • To require (something) as a condition of a contract or agreement. 

  • To specify, promise or guarantee something in an agreement. 

  • To mutually agree. 

adj
  • Having stipules; that is, having outgrowths borne on either side of the base of the leafstalk. 

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