Un-creased refers to something that is smooth, wrinkle-free, and free of creases. Its antonyms are words that indicate the presence of folds, wrinkles, or creases. Some of the antonyms for un-creased are creased, crumpled, crushed, wrinkled, folded, ruffled, and tousled. These words describe materials or items that have become wrinkled and can refer to any kind of wrinkled surface, such as clothes, fabric, paper, or even people's faces. Antonyms for un-creased are essential for creating a more nuanced language, which provides us with better ways to describe the physical appearance and texture of things around us.