The word "schismatic" refers to a person or group that divides or causes division within a religion, a group, or a community. To find antonyms for "more schismatic," we need to think of words that describe ideas or individuals who bring people together or promote unity. Words like "harmonious," "united," "conformist," "cooperative," and "inclusive" all serve as antonyms to "schismatic." These words suggest the values of compromise, collaboration, and mutual respect. By using such language, we can promote a positive and constructive environment that fosters cooperation and understanding, rather than division and conflict.