Antonyms for rough hewn, meaning something that is imperfectly or crudely crafted, may include terms such as polished, refined, smooth, sleek, sophisticated, or elegant. These words describe something that is well-made, with a sleek or polished exterior, and is often associated with high quality, luxury, and sophistication. A rough-hewn surface or texture may be replaced with a smooth, glossy, or velvety one, enhancing its overall quality and appearance. Antonyms like fine, delicate, or precise can also be used to describe something that is crafted with great care or precision, and may evoke ideas of intricate details or delicate features.