Sweet water is a term used to describe freshwater that has little to no salt content. There are several synonyms for this term, including fresh water, potable water, drinkable water, and clear water. These synonyms are commonly used to describe water that can be used for drinking or cooking. Other terms that can be used to describe sweet water include pure water, clean water, and untainted water. Regardless of the term used, sweet water is an essential resource for human life, and it is important to ensure that it remains clean and accessible to all.