The antonyms for the word "more moderating" can vary depending on the context in which the word is used. If the word is used to describe someone's behavior, then antonyms might include aggressive, extremist, or unyielding. If the word is used in discussing a group's approach to a decision, antonyms could include radical, revolutionary, or uncompromising. In terms of tone or attitude, antonyms could be confrontational, hostile, or belligerent. However, it's important to remember that the nuances of language make it difficult to come up with a definitive list of antonyms. Ultimately, it's up to the speaker or writer to use their judgment to identify the most appropriate antonym for their particular situation.