The phrase "more blackhearted" refers to someone who is extremely wicked, cruel, or unkind. The antonyms for more blackhearted could include kind-hearted, compassionate, empathetic, caring, considerate, generous, and thoughtful. These words describe individuals who demonstrate positive personality traits, such as being gentle and helpful towards others. Individuals who are kind-hearted go out of their way to help people in need, practice good deeds, and are always willing to lend a helping hand. By embracing these antonyms for more blackhearted, individuals can create a warm and supportive environment that fosters kindness, empathy, and compassion.