Reorder is a verb that means to arrange or rearrange things in a specific order. Some antonyms for reorder include disorganize, scatter, confuse, mix up, jumble, and disarrange. When you disorganize something, you undo the orderly arrangement of things, contributing to a haphazard state. Scatter implies spreading things randomly or unevenly, often resulting in a lack of coherence. To confuse means to disrupt someone's understanding or make things unclear, while mix up means to intermingle various items without a clear order or plan. Jumble and disarrange imply a state of chaos or disarray, where things are haphazardly placed or completely upended.