What is another word for "assistant"?

Roget's Thesaurus (1911) lists these synonyms for "assistant": abettor, accessory, accomplice, accusation, adherent, adjudge, adjunct, adjutant, adjuvant, adviser, advocate, after, ally, alter, angel, arbiter, arbitrator, archon, assessor, assize, associate, association, attorney, auxiliary, backer, banco, bar, barmaster, barrister, beagle, beak, bencher, box, cadi, call, candle, case, censor, champion, chancellor.