Transmute means to change or transform something into a different form. The antonyms for transmute is to keep things unchanged or maintain their original state. Words like preserve, maintain, conserve, retain, and sustain are all antonyms of transmute. If something is preserved or maintained, it means it is kept in its original state without any changes. For instance, a piece of artwork may be preserved exactly as it was created, without any changes to its form. Similarly, a natural habitat may be conserved or sustained in its natural state, without any human intervention to change it. Therefore, the antonyms of transmute are essential in describing the opposite of changing or transforming something.