The antonyms for the phrase "most screaming" can vary depending on the context of the statement. However, some possible antonyms for this phrase might include "calm," "serene," "peaceful," "quiet," or "whispering." Depending on the intended meaning of the statement, other antonyms might include words such as "subdued," "muted," "reserved," or "restrained." When seeking antonyms for a particular phrase or word, it is important to consider not only the literal meaning of the term but also its connotations and the broader context within which it is being used.