Synonyms of past master

nounOne who has an extremely high level of ability or knowledge within an area of achievement or...

• expert
• guru
• adeptOne fully skilled or well versed in anything; a proficient.
• aceAn expert at something; a maverick, genius; a person of supreme talent.
• artist
• buff
• crackerjack
• crack handSynonym of dab hand (“expert; very skilled person”).
• dabOne who is skilful or proficient; an expert; an adept.
• dab handAn expert; a very skilled person.
• dabster
• don handA skilful person; a dab hand.
• Jedi Master humorousRespectful term of address for an expert in a particular field.
• masterAn expert at something.
• maven USAn expert in a given field; also, a person who is interested in and knowledgeable about a particular activity or thing...
• old handA person who is experienced at a certain activity.
• old soldier
• old stagerA veteran; an experienced person.
• proficientAn expert.
• top gun
• whizSomeone who is remarkably skilled at something.
• wiz
• wizard
• veteran