The antonyms for the word "cause disagree" could be "agree," "harmonize," "cooperate," "collaborate," "unite," "concur," "synergize," or "unify." These words refer to a state of agreement, concord, or unanimity, where all parties involved are on the same page and have a shared vision or goal. In contrast, "cause disagree" implies a disagreement, conflict, or dissonance, where there is a divergence of views, opinions, or interests that creates tension, opposition, or resistance. Therefore, if you want to avoid causing disagreement, you should strive to find common ground, respect the differences, and communicate openly and respectfully.