début vs emanation

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. 

emanation

noun
  • The act of flowing or proceeding (of something, quality, or feeling) from a source or origin. 

  • That which issues, flows, or proceeds from any object as a source; efflux; an effluence. 

  • The generation of the Son and the procession of the Holy Spirit, as distinct from the origination of created beings. 

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