Antonyms for the phrase "most expressed" could include "least expressed," "unspoken," or "silent." When something is "least expressed," it means that it has received the smallest amount of attention or emphasis. Meanwhile, "unspoken" suggests that something remains unsaid or hidden, whereas "silent" may imply that there is a lack of communication or expression altogether. These antonyms can help expand our understanding of the concept of "most expressed," providing alternative perspectives that highlight the value of subtlety, introspection, and quiet contemplation in addition to bold and forceful expression.