"Begbies disease", also known as Bardet-Biedl syndrome, is a rare genetic disorder that affects multiple systems of the body. This condition is characterized by a range of symptoms including obesity, vision problems, kidney abnormalities, and intellectual disability. Although "Begbies disease" is commonly used, it is important to refer to it by its official name, Bardet-Biedl syndrome, to ensure clear communication among medical professionals and avoid confusion. Synonyms serve as alternate names for the same condition and in this case, we can appropriately refer to Bardet-Biedl syndrome as a synonym for "Begbies disease."