Synonyms for whatchamacallit

Synonyms:

• whatchamacallum
• gismo
• thingumabob
• gimmick
• thingmajig
• doohickey
• doodad
• thingumajig
• widget
• thingamabob
• thingmabob
• stuff
• gubbins
• thingamajig
• doojigger
• gizmo
• whatsis
• thingummy