The word "un decayed" refers to something that has not undergone decay or decomposition. Its antonyms would be words that describe the opposite, such as "decayed," "rotten," "putrid," "spoiled," or "corrupted." These words suggest that the object in question has undergone a process of decay and is no longer in its original state. Other antonyms might include "fresh," "new," "healthy," "vibrant," or "pure," all of which suggest vitality and cleanliness. Understanding different antonyms for "un decayed" can help you not only expand your vocabulary but also communicate more effectively about the condition and quality of a given object or item.