appliance, contraption, contrivance, convenience, gadget, gizmo, widget
doodad, doohickey, doojigger, gimmick, gizmo, gubbins, thingamabob, thingamajig, thingmabob, thingmajig, thingumabob, thingumajig, thingummy, whatchamacallit, whatchamacallum, whatsis, widget
