whatsis

and whatsit and whatzit and whazzit (ˈʍətsɪs and ˈʍətsɪt and ˈʍətsɪt and ˈʍəzɪt)

n. a name for a person or thing whose real name has been forgotten or is being avoided. Put this little whatzit on the top and another on the bottom.

Name	Pronounced	Usage
AnraÍ	-	Irish
Natsumi	nah-tsoo-mee	Japanese
Natale	nah-TAH-le	Italian
Ezechias	-	Biblical Latin
Wynnstan	-	Anglo-Saxon
Rosanna	ro-ZAHN-nah (Italian), ro-ZAN-ə (English)	Italian, English