Antonyms for the phrase "raises hell" include words like calms, soothes, pacifies, appeases, mollifies, and placates. When someone "raises hell," it usually means that they are causing a commotion, making a scene, or causing chaos. Antonyms, on the other hand, refer to the opposite of that behavior; they entail actions that make things better or smoother. People who calm disputes, soothe tempers, or pacify tensions, for example, are the opposite of those who raise a commotion. Antonyms for "raises hell" are vital because they indicate actions that can make a situation better by mitigating conflicts and reducing chaos.