Defacing refers to spoiling the appearance of something or damaging its surface. Antonyms for the word defaced include restored, renewed, and polished. Restored refers to bringing the item back to its original appearance. Renewed pertains to revitalizing something, making it feel fresh and new again. Polished refers to making the surface of the thing shiny, smooth, and refined. Other antonyms for defaced include preserved, protected, and maintained. Preserved means keeping an object in its original state and preventing damage. Protected refers to shielding something from harm or danger, while maintaining means keeping something in good condition. Overall, there are many antonyms for defaced, each with different meanings, but all equally important in describing how to improve upon something that has lost its original luster.