The word mutanting refers to the process of undergoing genetic mutation or transformation. The antonyms for mutanting are words that convey opposite meanings of this process, such as stabilizing, standardizing, preserving, or maintaining. For instance, stabilizing means keeping something steady or constant without any change, which is the opposite of mutanting. Similarly, standardizing refers to following established rules or a set pattern, whereas mutanting means changing and evolving beyond standard norms. Preserving means to keep something safe, secure, and unaltered, which is again the opposite of mutanting. Overall, the antonyms for mutanting reflect the opposite traits of stability, preservation, and conformity to norms.