cessation vs entr'acte

cessation

noun
  • A ceasing or discontinuance, for example of an action, whether temporary or final. 

entr'acte

noun
  • An interval between two acts of a play or opera. 

  • Another performance, such as a piece of music or a dance, during this. 

How often have the words cessation and entr'acte occurred in a corpus of books? (source: Google Ngram Viewer )