smoother

باللغة العربية: مُنَعِّم، مِسحاج تنعيم

1. One who, or that which, smooths.
2. In glass-cutting, an abrading-wheel for polishing the aces of the grooves cut by another wheel.
3. A hand plane set to cut thin shavings, to create a polished surface.

الجمع smoothers