The word "un-nerve" is defined as causing someone to lose courage or confidence. Some antonyms of "un-nerve" could be "encourage," "comfort," "reassure," "inspire," "bolster," and "strengthen." When someone is encouraged or reassured, they are less likely to be unnerved. When someone is comforted or inspired, they gain confidence in themselves or their abilities. Similarly, when someone is bolstered or strengthened, they become more resilient and better equipped to handle stressful situations. Using antonyms of "un-nerve" can help to create a positive and supportive environment, allowing individuals to feel empowered and confident in themselves.