archaic (adj.)

• abandoned
• antediluvian
• antiquated
• antique
• bygone
• classical
• dated
• deserted
• discontinued
• disused
• fossil
• fossilized
• medieval
• obsolescent
• obsolete
• old
• old-fashioned
• old-world
• out
• out-of-date
• outdated
• outmoded
• passe
• relinquished
• retired
• superannuated
• undeveloped
• worn-out