The antonyms for the word "more irreducible" are words that suggest the opposite or reverse meaning. The term "irreducible" implies that something cannot be reduced, simplified or broken down any further. Thus, antonyms for "more irreducible" would include synonyms that mean "reducible," "simplifiable" or "breakable." Some antonyms that could be used for "more irreducible" are "simpler," "modifiable," "expandable," "removable," "solvable," "resolvable," "breakable," "reducible," "dismantable," "deconstructible," and "reversible." These antonyms indicate that something that was once complex or irreversible can be reduced, dismantled, or made simpler.