The antonyms for the term "most covetable" are not desirable, unenviable, unwanted, unattractive, less coveted, less sought after, less appealing, less popular, less admirable, and less coveted. These words signify the opposite of the idea of being coveted or desired by people. While the term covetable refers to things that are longed for, yearned for or desired, the antonyms suggest a lack of interest or appeal. Therefore, if something is described as unenviable, it means that it does not arouse any form of desire or admiration but instead repels and discourages people.