The term "most lowlife" refers to the lowest form of people. Some antonyms that can be used for this phrase include "exalted," "noble," "high-minded," "virtuous," and "honorable." These words describe those who have a high morale and ethical standard. Another set of antonyms can be "distinguished," "impressive," "great," "admirable," and "remarkable." These words are used to describe someone who is accomplished, outstanding, and respected. When people describe others as "most lowlife," they are often using it as an insult or ridicule. However, it's essential to remember that everyone deserves some level of respect regardless of their personality or character.