know-all

A person who annoys others by acting like he or she is smarter than everyone else. Primarily heard in UK, Australia. There is nothing more annoying than working with a know-all who constantly tries to outdo everyone else.

Common Names:

Name	Pronounced	Usage
OlÍVia	-	Portuguese, Slovak, Hungarian
Catherina	kath-ə-REE-nə, kə-THREE-nə	English (Rare)
Asse	-	Frisian
Belenos	-	Celtic Mythology
Zahra	-	Arabic, Persian
Izdihar	-	Arabic