The opposite of "most disk-shaped" is "least disk-shaped." Disk shape refers to a round or circular object with a flat surface and symmetrical sides. Therefore, the antonyms of "most disk-shaped" would include objects that are irregularly shaped or asymmetrical. These would include shapes like cubes, spheres, pyramids, and cones. "Most disk-shaped" objects may refer to items like CDs, DVDs, pizza, or a frisbee. Whereas, "least disk-shaped" objects could describe things like rocks, mountains, buildings, or animals. In the world around us, we can find a variety of shapes and sizes, each with unique characteristics and properties.