mavin or maven /māˈvin/ (US sl)

An expert, a pundit

• harbinger
• harbingered
• harbingering
• harbingers
• harbor
• harborage
• harborages
• harbored
• harborer
• harborers
• harboring
• harborless
• harbors
• harbour
• harbourage
• harbourages
• harbour-bar
• harbour-bars
• harbour dues
• harboured
• harbourer
• harbourers
• harbouring
• harbourless
• harbour-light