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
Seoirse	SHOR-sha	Irish
Cuthbert	KUTH-burt	English (Rare)
Rostislav	rahs-tee-SLAHF (Russian)	Russian, Czech, Medieval Slavic
Eysteinn	-	Ancient Scandinavian, Icelandic
Ptah	PTAH, PTAHKH	Egyptian Mythology
Marina	[mə'ri:nə]