The antonyms of "reduces to ashes" refer to the opposite of burning or reducing something to ashes. For instance, some antonyms include "preserving," "storing," "protecting," "saving," and "conserving." These words suggest the act of safeguarding something, rather than destroying or burning it. In contrast to reducing something to ashes, preservation implies keeping something in its original state, safeguarding it against damage or destruction. Similarly, conservation implies protecting something from depletion or waste. Overall, these antonyms refer to actions that involve the protection, preservation, or conservation of something instead of destroying it.