audience vs extra

audience

noun
  • The readership of a book or other written publication. 

  • A following. 

  • An audiencia (judicial court of the Spanish empire), or the territory administered by it. 

  • A widespread or nationwide viewing or listening public, as of a TV or radio network or program. 

  • A group of people within hearing; specifically, a large gathering of people listening to or watching a performance, speech, etc. 

  • A formal meeting with a state or religious dignitary. 

extra

adv
  • To an extraordinary degree. 

det
  • Denotes more. 

noun
  • A run scored without the ball having hit the striker's bat - a wide, bye, leg bye or no ball. 

  • A supernumerary or walk-on in a film or play. 

  • An extra edition of a newspaper, which is printed outside of the normal printing cycle, for example to report an important late-breaking event. 

  • The state or trait of being over the top, of behaving in an overly dramatic manner. 

  • Something additional, such as an item above and beyond the ordinary school curriculum, or added to the usual charge on a bill. 

  • Something of an extra quality or grade. 

adj
  • Beyond what is due, usual, expected, or necessary; extraneous; additional; supernumerary. 

  • Over the top; going beyond what is normal or appropriate, often in a dramatic manner. 

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