The antonyms for the word "disarranging" are quite straightforward. The opposite of disarranging is arranging or organizing. When you arrange something, you give it order and structure, whereas when you disarrange something, you upset the order and make things chaotic or confusing. Other antonyms for disarranging could include tidying, neatening, straightening, or putting in order. These words all imply a deliberate action to restore order or structure to something that is disorderly. Whether you are tidying a room, organizing your thoughts, or straightening up a messy bookshelf, the act of arranging is all about putting things in their proper place.