"Most bad-natured" refers to someone who is extremely ill-tempered, spiteful, or unkind. The antonyms for this phrase include words such as kind-hearted, well-disposed, friendly, amiable, gentle, tolerant, lenient, compassionate, and considerate. A kind-hearted person is empathetic and shows concern for others, while a well-disposed person has a positive mindset towards others. Friendly people are sociable and approachable, while amiable people have a pleasing nature. Gentle people are mild-mannered and considerate towards others, while tolerant and lenient people are open-minded and forgiving. Compassionate people exhibit kindness and sympathy towards those who are suffering, and considerate people are thoughtful and careful with their actions towards others.