Well-fed is a term often used to describe a person or animal that has been properly nourished and is in good health. However, there are several synonyms for this term that can be used to convey the same meaning, but with different degrees of emphasis. Some of the best alternatives to well-fed include "well-nourished," "well-fed and contented," "well-rounded," "plump," and "satisfied." Using these synonyms can help to add variety and depth to your writing while still communicating the same idea. Whether you're writing a story, essay, or simply sending a message to a friend, using synonyms can give your writing a unique flair and personality.