There are several synonyms for the phrase "more prefabricated," which refers to building structures that are constructed off-site and assembled on location. Some possible synonyms include "preassembled," "prebuilt," "prefab," "premanufactured," and "ready-built." These terms all suggest a degree of efficiency and convenience, as well as a commitment to modern construction techniques. They also imply a sense of modularity and ease of assembly, since prefabricated structures are typically designed to fit together quickly and easily. Whether you prefer to describe your building projects as "preassembled" or "prefab," these synonyms all capture the spirit of modern construction.