Offbroadway is the term used to describe theatrical productions that are not performed on the main Broadway stages in New York City. There are several other synonyms for offbroadway that are commonly used in the theater industry. These include off-off-Broadway, fringe theater, indie theater, and alternative theater. Each of these terms describes a type of production that is typically smaller in scale and budget compared to traditional Broadway productions. Offbroadway productions often focus on more experimental or niche subject matter and provide a platform for emerging playwrights and actors to showcase their talents. Overall, these synonyms capture the unique and diverse spirit of the Offbroadway theater scene.