The word "cowhearted" typically means someone who lacks courage or bravery. To express the opposite of this sentiment, we can use various antonyms such as brave, courageous, bold, fearless, daring, heroic, intrepid, confident, gallant, and valiant. These words represent the opposite of "cowhearted" and describes someone who is brave and courageous in the face of adversity. A brave person is someone who is not afraid to take risks or confront their fears, while a coward or cowhearted person tends to shy away from difficult situations. Using antonyms such as "brave" and "courageous" can help us understand the importance of facing our fears and being strong in the face of adversity.