Antonyms for the word "more preponderating" include "less dominant," "minority," "less significant," "inferior," "secondary," and "less important." These words describe a lesser amount of influence, power, or importance compared to something else. For example, if a certain opinion is less dominant than others, it means it holds less weight or influence. Similarly, if a particular group is labeled as a minority, it means it holds less significant numbers or power compared to the majority. The antonyms for "more preponderating" emphasize the idea of something being less important or prevalent, providing a balanced perspective in any discourse.