The antonyms for the word "un calm" are numerous and can be used to express a wide range of emotions. Some common antonyms for "un calm" include cool, collected, relaxed, tranquil, peaceful, serene, composed, and poised. A person who is calm may exhibit a sense of composure, tranquility, and a cool-headedness that allows them to handle difficult situations without losing their temper or control over their emotions. Conversely, a person who is un calm might display feelings of anxiety, frustration, or agitation, which can make it difficult for them to communicate effectively or make sound decisions. Using antonyms for "un calm" can help to convey a sense of serenity, relaxation, or clarity, which can be beneficial in a variety of contexts.