Water gall is a term that is often used to refer to a large swelling or blister that is filled with fluid and appears on the skin of animals. Some of the synonyms for water gall include blisters, pustules, boils, abscesses, cysts, and sores. These terms are commonly used to describe various types of skin conditions that animals may experience. Blisters and pustules are characterized by a raised area of skin that is filled with fluid, while cysts and abscesses are typically deeper and may contain pus. Sores, on the other hand, are open wounds that may be caused by a variety of factors, including infection, trauma, or an underlying health condition.