entertainment vs goodbye

entertainment

noun
  • An activity designed to give pleasure, enjoyment, diversion, amusement, or relaxation to an audience, no matter whether the audience participates passively as in watching opera or a movie, or actively as in games. 

  • A show put on for the enjoyment or amusement of others. 

goodbye

verb
  • To say goodbye; to wish somebody farewell on parting. 

intj
  • Farewell; a formula used to another person or persons when the speaker, writer, or person addressed is departing. 

noun
  • An utterance of goodbye, the wishing of farewell to someone. 

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