maven

and mavin (ˈmevnæ)

1. n. an expert; a self-proclaimed expert. (From Hebrew mevin via Yiddish.) A maven in the stock market you are not.

2. in. to act as a maven (sense 1). She’s always mavening about something.

Name	Pronounced	Usage
Kawacatoose	-	Native American, Cree
Namrata	-	Indian, Hindi, Marathi, Malayalam, Nepali
Nathanael	nay-THAN-ee-əl (English), nay-THAN-yəl (English)	Biblical, Biblical Greek
Nicholson	['nikəlsn]
Avery	AY-vər-ee, AYV-ree	English
DİDem	-	Turkish