cognizance vs realization

cognizance

noun
  • Notice or awareness. 

  • An emblem, badge or device, used as a distinguishing mark by the body of retainers of a royal or noble house. 

  • Jurisdiction. 

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 cognizance and realization occurred in a corpus of books? (source: Google Ngram Viewer )