More unhewn, which means rough or unfinished, can have several antonyms depending on the context. For example, "polished," "refined," "finished," "smooth," and "well-crafted" would be antonyms if we talked about a piece of woodwork or stonework. If we used the word in the sense of an idea or argument, then the antonyms could include "clear," "concise," "thought-through," "coherent," and "well-presented." In the context of a relationship or friendship, antonyms for more unhewn could be "close," "intimate," "harmonious," "connected," and "sympathetic." Therefore, the antonyms for more unhewn depend on the subject and the intended meaning.