The antonyms for the word "photo copies" are originals, one-of-a-kind, unique, and authentic. While photo copies are reproductions of an existing document or image, originals are the actual documents or images created by the author or artist. One-of-a-kind refers to items that cannot be replicated or duplicated, making them unique. Similarly, authentic implies that something is genuine and not a copy or imitation. These antonyms highlight the value of authenticity and uniqueness, emphasizing the importance of originality and creativity in various fields, such as art, literature, and business.