"Un-kemptest" is not a legitimate word in the English language. Therefore, antonyms for it cannot be determined. However, if you meant "unkempt," which means untidy or messy, antonyms for it could be neat, tidy, organized, orderly, or groomed. One can achieve a neat and tidy appearance by grooming their hair and clothing, and keeping their surroundings clean and organized. These positive qualities project a professional and responsible image, which is essential in both personal and professional settings. By incorporating these practices into your routine, you can maintain a polished appearance and avoid the negative connotations associated with being "unkempt.