permission vs rejection

permission

noun
  • The act of permitting. 

  • authorisation; consent (especially formal consent from someone in authority) 

  • Flags or access control lists pertaining to a file that dictate who can access it, and how. 

verb
  • To grant or obtain authorization for. 

rejection

noun
  • The act of rejecting. 

  • The state of being rejected. 

  • An immune reaction of a host organism to a foreign biological tissue, such as in an organ transplant. 

  • A blocked shot. 

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