Why this word is great
TIROCINIUM — [Noun] A period of schooling, apprenticeship, or novitiate, marking the first steps in mastering a craft or discipline. From Latin tīrōcinium ("first military campaign; raw recruit; inexperience; first attempt"), from tīro ("beginner, recruit, novice") + -cinor ("forming verbs: to be a ...") + -ium ("forming nouns: the state of ..."). Unlike "internship" (which implies temporary labor in exchange for experience) or "probation" (which suggests scrutiny for fitness), tirocinium is the raw, unvarnished state of being new—the monk copying scripture with trembling hand, the squire polishing armor until his fingers bleed, the medical student dissecting a cadaver while fighting nausea. It is the fragile, necessary hours when ignorance is not yet shame, but the price of mastery, the slow alchemy by which clumsiness becomes craft.