dated

antiquated backward-looking behind the times bygone chronological dowdy fusty more outdated more outdated more out-of-date more out of date most out of date most out-of-date most outdated most outdated moth-eaten obsolete old-fashioned old olden old hat old-time out outdated outdated/out-of-date outmoded passe passé passer retro square superannuated timeworn unfashionable