Whatsises, noun plural of whatsis. Synonyms in the same form.
widgets, doodads, thingies, gimmicks, thingamajigs, whatchamacallits, thingumabobs, thingummies, thingmabobs, thingumajigs, dojiggers, hickeys, dinguses, hootenannies, doohickeys, gizmos, thingamabobs
All synonyms for whatsis →