Roughhewed is an adjective used to describe something that is not refined or polished, often with a rough or unrefined appearance. Some synonyms for roughhewed include crude, unpolished, rugged, raw, and unrefined. These words all convey a similar sense of roughness, either in appearance or in texture, and suggest a lack of attention to detail or refinement. Other possible synonyms for roughhewed might include coarse, uneven, or irregular, depending on the specific context in which the word is being used. Ultimately, the choice of synonym will depend on the speaker or writer's intended tone and the nuances of the meaning they are trying to convey.