collaboration vs concert

collaboration

noun
  • The act of collaborating. 

  • Treasonous cooperation. 

  • A production or creation made by collaborating. 

concert

noun
  • Agreement in a design or plan; union formed by mutual communication of opinions and views; accordance in a scheme; harmony; simultaneous action. 

  • A musical entertainment in which several voices or instruments take part. 

  • Musical accordance or harmony; concord. 

verb
  • To act in harmony or conjunction; to form combined plans. 

  • To plan; to devise; to arrange. 

  • To plan together; to settle or adjust by conference, agreement, or consultation. 

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