The term "bundle nerves" is often used to describe the anxious and nervous state of an individual. However, there are several antonyms that can be used to describe the opposite of that feeling. One such antonym is calmness, which refers to an absence of agitation, nervousness, or excitement. Another antonym for bundle nerves is serenity, which connotes a state of being calm and peaceful. Tranquility is also an excellent antonym for bundle nerves, indicating an absence of agitation or disturbance. Comfort and ease are two more antonyms that can be used to describe the opposite of bundle nerves, implying a sense of relaxation and contentment.