The antonyms for the word "most uncurled" can be "most curled," "most twisted," or "most coiled." These words describe the opposite of uncurling. When something is uncurled, it means it has been straightened out or relaxed from a curled position. However, when something is curled, it is twisted or coiled up in a circular or spiral shape. These antonyms can be used to describe a variety of objects such as hair, leaves, and wires. By using these antonyms, you can create a more descriptive and vivid picture in your writing or speech.