montage vs pastiche

montage

noun
  • A composite work, particularly an artwork, created by assembling or putting together other elements such as pieces of music, pictures, texts, videos, etc. 

  • The art or process of doing this. 

verb
  • To combine into, or depict as, a montage. 

pastiche

noun
  • A work of art, drama, literature, music, or architecture that imitates the work of a previous artist. 

  • A musical medley, typically quoting other works. 

  • An incongruous mixture; a hodgepodge. 

  • A postmodern playwriting technique that fuses a variety of styles, genres, and story lines to create a new form. 

verb
  • To create or compose in a mixture of styles. 

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