thingamajig

and thingy (ˈθɪŋəmədʒɪg and ˈθɪŋi)

n. a gadget for which the proper name has been forgotten or is unknown. Hand me that thingamajig with the copper base, will you?

Name	Pronounced	Usage
Kirk	[kə:k]
Jerome	jə-ROM	English
Murray	MUR-ee	Scottish, English
English	['iŋgliʃ]
Mosi	-	Eastern African, Swahili
A'isha	-	Arabic