accompanist, sidekick, heir apparent, starter, subbing, reprise, hoofer, backup, benchwarmer, eva le gallienne, audition, replacement, dramaturg, cameo, ingenue, playmaker, soloist, mentor, sparring partner, trovatore, thespian, concertmaster, fullback, stopper, maschera, lauritz melchior, halfback, heldentenor, protege, apprentice, acolyte, nursemaid, countertenor, role, recitalist, callow, trouper, benvolio, journeyman, warhorse, figurehead, newcomer, performer, organist, showman, roderigo, mercutio, successor, miscast, linkman, orchestrator, mezzo, chorister, fetcher, tyro, captaincy, buffo, wingback, flare path, vaudeville theatre, dress rehearsal, edmund kean, caretaker, radames, loosehead, protegee, domestique, wonderboy, renata tebaldi, choreographer, frontrunner, improviser, farceur, castrato, comer, elder statesman, servant, virtuoso, soprano, stagestruck, peacemaker, blinder, prima donna, ringmaster, prodigal son, sideman, admirer, misalliance, talisman, autolycus, prima ballerina, jester, malvolio, librettist, iago, youngster, makeweight, debutant, gielgud, androcles, timpanist, achilles, stenographer, bookkeeper, workman, companion, cook, playmate, reporter, subordinate, typist, amanuensis, carpenter, companions, dressmaker, helper, lookout, machinist, challenging, demanding, parenting, secretarial, supervisory, doable, easiest, managerial, mentoring, paraprofessional, policing, riskiest, staff, choice, coaching, considered, defined, directorial, foreman, formalized

alternate

actor, con, histrion, learn, memorize, player, role player, thespian

alternate, standby