MAVEN

Acknowledged expert

• Aficionado

• Arbiter of taste

• Authority

• Authority//Knowledgeable person

• Buff

• Connoisseur

• Expert

• Expert in everyday matters

• Expert, as in language

• Expert, informally

• Expert, so to speak

• Guru

• Know-it-all

• Knowledgable aficionado

• Knowledgeable person

• Master

• Master hand

• Quite the expert

• Self-proclaimed expert

• Self-styled expert

• Someone who is highly skilled

• Virtuoso

• Whiz

• Yiddish for connoisseur

• Someone who is dazzlingly skilled in any field