Answer: master

AnswerCrossword Clue
MASTERAugusta invitee
MASTERChess or bridge ranking
MASTERChess expert
MASTERCrackerjack
MASTEROvercome
MASTERKind of mind or work
MASTERAdept bridge player
MASTERPiece or mind preceder
MASTERCaptain
MASTERType of plan
MASTERGrasp
MASTERHighly skilled worker
MASTER"..., is it I?": Matt. 26:25
MASTERIbsen's "The ... Builder"
MASTERTop bridge player
MASTERPiece or work
MASTERKind of piece or sergeant
MASTERSubdue
MASTERIbsen's builder
MASTERWhat a certain Jack isn't
MASTERDog's best friend
masterchief
masterto accomplish
masterskilled person
masterto become an expert in
masterto conquer
masterperson in control
MASTERTame
MASTERMBA word
MASTERBritish teacher
MASTERChess ace
MASTEROne with exemplary skill
MASTERBecome proficient in
MASTERBe able to nail
MASTERDog's owner
MASTERGuru
MASTERLearn completely
MASTERBoxer's trainer, e.g.
MASTERPerfect
MASTERMaven