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first(Earlier), adjective aboriginal, anterior, earlier, earliest, embryonic, inaugural, incipient, introductory, primeval, primitive, prior
Associated concepts: at first impression, first lien, first readdng, first stages of litigation, on first blush
first(Superior), adjective antecedent, authentic, capital, cardinal, central, chief, crowning, dominant, highest, important, initial, leading, maiden, main, original, paramount, precessional, precursory, preferred, premier, primary, prime, primordial, principal, second to none, starting, stellar, superior, supreme, vital
Associated concepts: first-degree offense
firstadverb ab initio, at first, at the outset, before, chiefly, first and foremost, firstly, formerly, from the beginning, initially, in the beginning, in the front, originally, principally
See also: ab initio, basic, cardinal, central, dominant, essential, important, initial, leading, original, paramount, precursory, preferred, previous, primary, prime, primordial, principal, prior, prototype, stellar, unprecedented