Beginner(n.) One who begins or originates anything. Specifically: A young or inexperienced practitioner or student; a tyro.
Thesaurus Entries
abecedarian, agent, alphabetarian, ancestors, apprentice, architect, articled clerk, artificer, artist, author, baby, begetter, boot, builder, catalyst, catechumen, causer, colt, conceiver, constructor, craftsman, creator, deb, debutant, designer, deviser, discoverer, effector, engenderer, engineer, entrant, executor, executrix, father, fledgling, founder, freshman, generator, greenhorn, greeny, grower, ignoramus, inaugurator, inductee, industrialist, infant, initiate, initiator, inspirer, instigator, institutor, introducer, inventor, journeyman, learner, maker, manufacturer, master, master craftsman, mother, mover, neophyte, nestling, new boy, newcomer, novice, novitiate, organizer, originator, parent, past master, planner, postulant, precursor, prime mover, primum mobile, probationer, probationist, producer, raiser, raw recruit, realizer, recruit, rookie, shaper, sire, smith, tenderfoot, trainee, tyro, wright