"Thighed" is an adjective that refers to having thighs of a certain size or shape. There are several synonyms that can be used in place of "thighed", including shapely, curvy, muscular, toned, well-proportioned, and athletic. These words describe the appearance of the thighs in a positive manner. On the other hand, words such as flabby, chubby, and heavy imply a negative connotation and should be avoided if describing someone's body. It is important to choose the appropriate synonym based on the context of the sentence and the desired tone. Overall, utilizing a diverse range of adjectives can enhance your writing by providing a clear and colorful description of the subject.