← BackshareGuesssmoothened/ˈsmuːðənd/adjectiveMade flat, even, or free of bumps or roughness.The smoothened dough was ready to be shaped into loaves.The smoothened surface of the road made for a much more comfortable drive.He ran his hand over the smoothened wood, admiring the finish.SynonymssmoothpolishedAntonymsroughuneven