vimaṭṭha

adjective smoothed, soft, smooth, polished Ja.v.96 (˚ābharana), (C. explains as “visāla”), Ja.v.204, Ja.v.400 (of ornaments)
ubhato-bhāga˚; polished or smooth on both sides MN.i.385; AN.v.61 = MN.ii.13 (has ˚maddha).

vi + maṭṭha