Antonyms are words that have opposite meanings. For the word "most undeserved," the antonyms could be "most deserved," "earned," or "merited." These antonyms suggest that the person or thing has worked hard and deserves the recognition, reward, or praise they are receiving. Other antonyms could include "justified," "fair," or "deservedly." These words emphasize the idea that the person or thing is receiving a rightful and just reward or recognition. Therefore, the antonyms for "most undeserved" all suggest that the opposite state of being is one where the person or thing is deserving and justified in their accomplishments.