The antonyms for the word "most unnerved" are composed, calm, relaxed, confident, and assured. When someone is composed, they are in control of their emotions and remain calm in stressful situations. They keep their nerves steady. Similarly, a person who is calm is peaceful and tranquil, and they maintain their emotional equilibrium even in difficult situations. A relaxed individual is free from stress, anxiety, and tension. They are comfortable and peaceful. Confidence refers to self-assurance, trust, and belief in oneself. Conversely, assurance is having the trust, support and security. Someone who is most unnerved is likely to experience fear, panic, worry, stress, and anxiety.