When we talk about oblivion, it refers to the state of being completely forgotten or unknown. However, sometimes we need to express something different or opposite to oblivion, and that's where antonyms come into play. Some antonyms for "in oblivion" could be popular, renowned, recognized, remembered, celebrated, acknowledged, or notable. Each of these words conveys the opposite meaning, and it's essential to use them carefully in the right context. For instance, if someone wants to say that their achievements didn't go unnoticed, they could use the antonym of oblivion, which might be recognition or acknowledgment. Antonyms help us to communicate more effectively while expressing a complete thought.