A beaverlike rodent is a term used to describe a wide range of critters, including muskrats, voles, and coypus. These animals share several characteristics that make them seem "beaverlike," such as their webbed feet, thick fur, and unique set of teeth. However, depending on the context, one may need to use more specific terms to get their point across. For instance, a muskrat can be described as "smaller than a beaver," while a capybara can be called a "giant beaverlike creature." In any case, it's essential to choose the right synonym based on the animal's size, appearance, and behavior.