The antonyms for the word "most steamed" would be words that describe the opposite feeling of being angry or upset. Some possible antonyms for "most steamed" could include peaceful, calm, relaxed, content, or satisfied. Rather than being hot-headed and irritable, someone who feels peaceful is likely to be patient and understanding. A person who is calm might approach a situation without getting overly emotional or reactive. Being relaxed suggests a sense of ease, as opposed to feeling tense or troubled. Feeling content or satisfied implies a sense of fulfillment, while being steamed suggests frustration or dissatisfaction. By considering these antonyms, we can better understand the range of possible emotions and attitudes that can exist in different situations.