Synonyms of formerly

1 Syllable
once, then, back
2 Syllables
earlier, oncer
3 Syllables
anciently, already, hitherto, lately, before, erstwhile, afore, one-shot, previously
4 Syllables
precendently, erewhile, anteriorly, otherwhere, sometime, incipiently, radically, elsewhere
5 Syllables
aforetime, heretofore, beforetime, originally, primitively