The term "art identical" suggests that two things are exactly the same. However, there are antonyms that convey the opposite meaning. "Different" is the most common antonym that comes to mind. It implies that there are distinguishing features or characteristics. "Distinct" is another word that can convey non-identical aspects. On the other hand, "unique" may suggest that there is only one of a kind, while "rare" implies a scarcity or uncommon occurrence. "Dissimilar" and "unlike" suggest dissimilarity, and "varied" implies variability in different aspects. In conclusion, the antonyms for "art identical" provide a range of alternatives to convey differences and variation.