A good friend is often characterized by qualities such as loyalty, trustworthiness, empathy, and support. Loyalty means standing by each other through thick and thin, while trustworthiness ensures that personal secrets and vulnerabilities are kept safe. Empathy allows friends to understand and share each other's feelings, creating a deeper emotional connection. Additionally, a good friend provides support during challenging times, offering encouragement and a listening ear. These qualities foster a strong bond that can withstand the test of time and adversity.