Roughhew is a term used to describe the process of shaping or cutting wood by using a tool. The antonyms for roughhew are smooth, refine, polish, and finish. Smooth refers to the process of making something flat or even without any bumps or roughness. Refine is a term used for the process of making subtle or precise improvements to something. Polish is the process of smoothing a rough surface and making it shiny. Finish refers to the final touches that are added to something to make it complete or ready for use. All of these antonyms describe the opposite of roughhew, which is the process of removing rough edges or surfaces from something.