pastiche

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.

“The house failed to attract a buyer because the decor was a pastiche of Bohemian and Scandinavian styles.”

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

To create or compose in a mixture of styles.