Big Huge Thesaurus

thingumabob

noun

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

sounds kind of like

• tennis camp
• thingamabob
• thingmabob