Previously

CIDE DICTIONARY

Previously, adv. 

 Beforehand; antecedently; as, a plan previously formed.  [1913 Webster]

THESAURUS

Previously

aforetime, already, at one time, before, before all, before now, beforehand, beforetime, earlier, early, ere, ere then, erenow, erewhile, erst, erstwhile, formerly, heretofore, historically, hitherto, in olden times, in the past, in times past, once, only yesterday, or ever, prehistorically, priorly, recently, some time ago, then, theretofore, whilom, yesterday, yet

ROGET THESAURUS

Previously

Priority

N priority, antecedence, anteriority, precedence, pre-existence, precession, precursor, the past, premises, prior, previous, preceding, precedent, anterior, antecedent, pre- existing, pre-existent, former, foregoing, aforementioned, before- mentioned, abovementioned, aforesaid, said, introductory, before, prior to, earlier, previously, afore, aforehand, beforehand, ere, theretofore, erewhile, ere then, ere now, before then, before now, erewhile, already, yet, beforehand, on the eve of, prior tempore prior jure.