caster

The casters under its antique glass and mahogany case squeaked.

Gold likes casters in flex spaces, because they make it easier to move furniture around.

Using caster sugar or superfine sugar makes a big difference in cakes, like in this Pistachio Cake with Lemon and Rosewater, in which those quick-dissolving properties make easier work of creaming together butter and sugar.

With tired office chairs, for example, his team can replace stiff casters or worn-out gas lifts, the devices that allow people to adjust the height of a chair seat.

Maybe Willow will be a more consistent spell caster than he was as a teenager.