prior knowledge vs realization

prior knowledge

noun
  • Used other than figuratively or idiomatically: see prior, knowledge. 

  • Knowledge of a set of circumstances sufficient to make actions based on those circumstances wrongful. 

  • Prior to the inception of an insurance policy, knowledge of specific extant circumstances that could reasonably give rise to a claim under that policy. 

realization

noun
  • An act of figuring out or becoming aware. 

  • The act of making real. 

  • The result of an artistic effort. 

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