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
ØRjan	UUR-yahn	Norwegian
Tanisha	tə-NEE-shə	African American
Jacinto	hah-THEEN-to (Spanish), hah-SEEN-to (Latin American Spanish)	Spanish, Portuguese
Ligaya	-	Tagalog
Marylu	mer-ee-LOO, mar-ee-LOO	English (Rare)
Siemowit	-	Polish (Archaic)