The word "derisive" means showing contempt or ridicule towards something. The opposite of this could be respectful, admiring, or appreciative. A few antonyms for "more derisory" could be serious, positive, or optimistic. The word "derisory" can be applied when someone is mocking or making fun of someone else. When you want to talk about a more positive or respectful perspective, some options could include envious, respectful, or flattering. It's important to remember that while antonyms can help us understand the opposite of a word, context is important. Depending on the situation, the specific antonym might vary.