THESAURUS
historically
actually, aforetime, before, before now, beforetime, certainly, earlier, erenow, erewhile, erst, factually, formerly, forsooth, heretofore, hitherto, in fact, in reality, in the past, in times past, in truth, in very sooth, indeed, indeedy, nothing else but, of a truth, only yesterday, prehistorically, previously, priorly, really, really-truly, recently, then, truly, undoubtedly, verily, veritably, whilom, with truth, yesterday