nitwit

n. someone who behaves stupidly. (Also a term of address.) Please stop acting like a nitwit all the time.

Name	Pronounced	Usage
Raphael	['reifl]
Ieronimus	-	Late Roman
AgÁTa	-	Czech
Zane (1)	ZAYN	English
Acacius	-	Ancient Greek (Latinized)
Antanas	-	Lithuanian