Unwrinkle means to remove wrinkles from a surface, typically clothing or fabric. Antonyms for the word unwrinkle include crumple, wrinkle, crinkle, crease, ruffle, and fold. These are all actions that result in making a surface or object appear more wrinkled or uneven. To avoid unwanted wrinkles or creases, it is important to properly store clothing by folding or hanging them, and avoiding sitting or lying on them for extended periods. Additionally, using a steamer or iron can help to eliminate any wrinkles that do occur. By keeping clothing wrinkle-free, individuals can maintain a polished and professional appearance.