The antonyms for the word "most admitted" can vary depending on the context. If we are talking about something positive, some antonyms could be "least denied", "least rejected", or "most approved". However, if we are talking about something negative, the antonyms could be "least admitted", "most denied", or "most rejected". It is important to note that the antonyms can also change depending on the subject or situation being discussed. Overall, knowing the antonyms for words can be helpful in better understanding their meaning and avoiding confusion or misunderstandings.