Inflamed, which means to become red, swollen, and painful due to infection, injury, or irritation, has a few antonyms that suggest the opposite of inflammation. One could say that the opposite of inflamed is healed, which means to reduce pain and suffering by restoring damaged tissues or organs to their normal condition. Another antonym for inflamed is calm, which means to reduce the intensity of an emotion, situation, or condition. Cool is another antonym that refers to a reduction in heat, tension, or inflammation. Finally, normal is an antonym that suggests that something is healthy or stable, with no signs of swelling or inflammation.