The phrase "makes off with" implies stealing or taking something dishonestly. The antonyms for this phrase would be "returns," "gives back," "returns to the rightful owner," or "replaces." These antonyms all suggest a sense of honesty or ethical behavior, which is the opposite of "making off with" something. When someone makes off with something, they are taking something that doesn't belong to them with no intention of giving it back. Using the antonyms for "makes off with" is important to demonstrate a person's integrity and moral values, which are essential traits in any society.