The antonyms for the word "most deshabille" would be "best-dressed," "well-groomed," "tidy," "neat," "smart," "fashionable," "chic," "polished," "refined," and "elegant." These words denote a person with impeccable fashion sense, who is always well put-together and presentable. Unlike "most deshabille," which implies a disheveled or unkempt appearance, these antonyms suggest a level of sophistication and style that is well-regarded in society. These terms can also be applied to homes, vehicles, and other objects that are impeccably maintained and in excellent condition.