Fitting-up is a term that refers to the process of preparing and decorating a space, whether it be a room, a building, or even a stage. It involves the installation and arrangement of furnishings, artwork, decorative pieces, and other accessories that are used to enhance the overall aesthetic appeal and functionality of the space. Synonyms for fitting-up include the following: outfitting, setting up, decorating, refurbishing, renovating, revamping, adorning, embellishing, furnishing, and finishing. These words can be used interchangeably to describe the various aspects of the fitting-up process, depending on the specific context and purpose of the project.