The word "most subnormal" is a highly offensive and derogatory term that should never be used to describe anyone. However, if we are looking for antonyms or opposite words for "most subnormal," we can use words such as brilliant, intelligent, clever, accomplished, and exceptional. These words represent qualities that are highly valued in society and show respect for individuals' unique strengths and abilities. It is important to be mindful of the language we use and strive to build people up rather than tearing them down with inappropriate and hurtful labels.