The antonyms for the word "most beggared" would be "wealthiest", "richest", or "most affluent". These antonyms refer to those individuals or groups who have the most financial resources and are considered to be in a position of privilege and power. They represent the opposite end of the spectrum from those who are most beggared, who are often struggling to make ends meet and may be facing poverty, lack of resources or social and economic disadvantage. In contrast, the antonyms for "most beggared" suggest a level of abundance, prosperity and success that is beyond the reach of the majority of people.