The antonyms for "more rabble-rousing" could include "calming," "pacifying," "quieting," "soothing," or "settling." These words suggest the opposite of riling up or inciting people, instead implying a sense of peace and tranquility. Other antonyms might include "reconciling," "conciliatory," or "mediatory," which convey the idea of bringing conflicting parties together and helping them to find common ground. Still other options might include "mollifying," "placating," or "appeasing," all of which suggest efforts to ease tensions and avoid confrontation. Ultimately, the antonyms for "more rabble-rousing" are a reminder of the importance of communication, compromise, and peacekeeping in difficult or tense situations.