beginner Antonyms

sawbones wright zealot medico prof hotshot maven co cordon bleu insider old-timer panellist wrangler wizard virtuoso schoolmaster schoolmistress school-teacher sculptor specialist steerer teacher template trainer valuer veteran vet oldtimer go-to person grandmaster old hand oldcomer old guard Ph.D. acquintance been around the block a few times skilled workers go-to man master hand go-to guy DPhil dab hand hand out expert witness sourdough old master man of letters crack shot past master miracle man