that thing

• thingamajigPlaceholder for unnamed objects
• whatchamacallitStand-in for forgotten names
• doohickeyPlaceholder word for objects
• gizmoNameless mechanical device
• objectTangible entity or aim

item · stuff · whatnot · thingy · doodad · gadget · contraption · whatsit · something · it · one · widget · trinket · point · matter · affair · issue · situation

• vague wordssomething, someone, somewhere, sometime, somehow