When it comes to describing someone who is a "most pushover," it means they are easily influenced or manipulated. However, if we were to look for antonyms to describe someone who is the opposite of that, we would be looking for terms such as assertive, confident, self-assured, or strong-willed. These individuals possess a high level of self-esteem and are not easily swayed by the opinions of others. They tend to be independent thinkers who hold firm to their beliefs and values. In a world where strength and resilience are valued, these antonyms for "most pushover" are certainly desirable characteristics to possess.