The phrase "most sunk" generally implies a deep level of defeat or failure. Antonyms for this phrase could include "triumphant," "flourishing," "thriving," or "victorious." These words evoke a sense of success and achievement, in marked contrast to the bleak connotations of "most sunk." Other potential antonyms might include "ascendant," "rising," or "in a period of growth." Each of these antonyms suggests a movement toward success rather than a descent into failure. While "most sunk" may be an apt description for some situations, antonyms for the phrase remind us that there is always potential for growth and success.