(n.) An apprentice.

abecedarian alphabetarian amateur ancestors apprenticed architect article articled articled clerk artificer artisan artist author baby begetter beginner bind bind over boot bound over break break in breed bring up builder catechumen colt conceiver condition constructor contract craftsman craftswoman creator cultivate deb debutant designer develop deviser discipline discoverer drill effector engenderer engineer entrant executor executrix exercise father fetch up fit fledgling form foster founder freshman generator greenhorn greeny groom grower handicraftsman house-train housebreak ignoramus improve inaugurator indenture indentured inductee industrialist infant initiate initiator instigator institutor introducer inventor journeyman learner lick into shape maker manufacturer master master carpenter master craftsman mechanic mother neophyte nestling new boy newcomer novice novitiate nurse nurture organizer originator past master planner postulant practice precursor prentice prepare prime mover probationer probationist producer put in tune put to school raise raiser raw recruit ready realizer rear recruit rehearse rookie send to school shaper sire smith starter take in hand technician tenderfoot train trainee tyro wright