immemorial Synonyms

very old superannuated rooted remote primordial primitive primevally primeval prescriptive prehistoric past old-fashioned olden termless time-honored extremely old time-worn onetime older than dirt of yore long-standing outmoded timeworn age-old venerable traditional timeless old obsolete longevous conventional cobwebby classical ceaseless cast-off bygone archaic antique antiquated antediluvian ancient ageless customary dateless immemorially hoary former forever fixed everliving