Original, eterno, fio, entrada, mês, começo, estreante, ponta, pavio, logo, mundo, estréia, limiar, partir.
The act of doing that which begins anything; commencement of an action, state, or space of time; entrance into being or upon a course; the first act, effort, or state of a succession of acts or states.
That which begins or originates something; the first cause; origin; source.
That which is begun; a rudiment or element.
first, opening similar term noun, happening generic term, occurrence generic term, occurrent generic term, natural event generic term, ending antonym noun, commencement, first, outset, get-go, start, kickoff, starting time, showtime, offset, point generic term, point in time generic term, middle antonym, end antonym noun, part generic term, section generic term, division generic term, middle antonym, end antonym noun, origin, root, rootage, source, point generic term noun, start, commencement, change of state generic term, finish antonym