Jerrybuilds, which means to construct or repair something in a haphazard or sloppy manner, can have various antonyms depending on the context. Some antonyms could be "builds properly," "constructs intentionally," "creates expertly," "constructs meticulously," or "assembles flawlessly." These antonyms can be used to describe a building, creation, or repair that was done with great care, attention to detail, and expertise, instead of being done haphazardly or rushed. For instance, if you are constructing something, using these antonyms will imply that you are building an excellent structure that is safe, durable, and aesthetically pleasing. They also highlight the importance of taking time and attention to detail in any construction or repair work.