Asswage is a verb that means to ease, lessen, or relieve something. There are a few synonyms for this word, including alleviate, soothe, mitigate, lighten, and appease. Another useful synonym for asswage is calm, which implies a sense of tranquility and serenity. Assuage can also mean to pacify or placate, in which case some synonyms might include mollify, allay, and comfort. Overall, these words all convey the idea of making something less difficult or intense, and they can be useful when trying to communicate a sense of soothing relief or comfort.