The most common antonyms for "most unshaven" are "neatly groomed," "clean-shaven," and "dapper." These words denote a well-kempt appearance with a lack of facial hair growth, a clean-shaven face, and a polished, respectable style. Other antonyms could include words such as "tidy," "refined," or "immaculate," which imply a level of care and attention to detail. The opposite of "most unshaven" can also encompass more casual styles, such as "scruffy" or "unkempt," which convey a relaxed, carefree appearance. Ultimately, the antonyms for "most unshaven" emphasize the importance of grooming and appearance in projecting a certain image.