début vs reveal

début

noun
  • A person’s or thing’s first appearance before society or another audience; one’s “maiden voyage”. 

verb
  • To make one's début. 

reveal

noun
  • A revelation; an uncovering of what was hidden in the scene or story. 

  • The outer side of a window or door frame. 

verb
  • To communicate that which could not be known or discovered without divine or supernatural instruction. 

  • To uncover; to show and display that which was hidden. 

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