Example : She eased the ball-shaped doodad back into its socket.
There may be some great new gizmo around the corner that you will want to use.

Synonyms : doodad, doohickey, doojigger, gimmick, gismo, gizmo, gubbins, thingamabob, thingamajig, thingmabob, thingmajig, thingumabob, thingumajig, whatchamacallit, whatchamacallum, whatsis, widget