finale vs wrap-up

finale

noun
  • The chronological conclusion of a series of narrative works. 

  • The grand end of something, especially a show or piece of music. 

wrap-up

noun
  • A concluding action; a conclusion. 

  • A brief condensation or recapitulation as a final summary, especially to a news programme. 

How often have the words finale and wrap-up occurred in a corpus of books? (source: Google Ngram Viewer )