There are many synonyms for the phrase "amply endowed," which typically refers to someone who has an abundance of physical attributes. Some common alternatives include "well-endowed," "blessed," "gifted," "heavily endowed," and "generously endowed." Other possibilities might include "abundantly furnished," "richly supplied," "abounding with," or simply "well-proportioned." Some may even prefer to use more indirect synonyms, such as "physically impressive" or "having a commanding presence." Whatever terminology one chooses to use, it's important to remember that language and descriptions should always be used thoughtfully and respectfully.