Synonyms and related words :
ago, antiquated, antique, back, back when, backward, blown over, by, bygone, bypast, dated, dead, dead and buried, deceased, defunct, departed, disused, elapsed, expired, extinct, finished, forgotten, gone, gone glimmering, gone out, gone-by, has-been, into the past, irrecoverable, lapsed, no more, obsolete, out, out of style, out of use, outworn, over, passe, passed, passed away, past, reminiscently, retroactively, retrospectively, run out, since, vanished, wound up