The phrase "blows steam" can mean various things based on the context, including agitation or anger, exertion or exhaustion, and expressing a point of view or making a statement. In this sense, some antonyms for the term could include staying calm or collected, being idle or at rest, or keeping quiet or refraining from expressing oneself. Remaining composed, resting, and being silent are all vastly different from "blowing steam." They allimply a sense of tranquility and peace of mind, which can offset the negative connotations of "blowing steam.