début vs participation

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. 

participation

noun
  • The act of participating, of taking part in something. 

  • The state of being related to a larger whole. 

  • The process during which individuals, groups and organizations are consulted about or have the opportunity to become actively involved in a project or program of activity. 

  • An ownership interest or profit-sharing right. 

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