| obsolete(adjective, feature, characteristic, trait, common) |
| old(adjective, feature, characteristic, dull, trait) |
| antiquated(adjective, feature, characteristic, dull, trait) |
| antique(adjective, feature, characteristic, dull, trait) |
| dated(verb, adjective, feature, characteristic, dull) |
| passe(adjective, feature, characteristic, dull, trait) |
| archaic(adjective, feature, characteristic, dull, trait) |
| superannuated(adjective, feature, characteristic, trait, original) |
| demode(adjective, feature, characteristic, trait, last) |
| out-of-date(adjective, feature, characteristic, dull, trait) |
| outdated(adjective, feature, characteristic, dull, trait) |
| extinct(adjective, feature, characteristic, trait, dead) |
| vintage(adjective, plain, new, old) |
| dead(adjective, cold, old, primitive) |
| unfashionable(adjective, last, original, square) |
| ancient(adjective, old, past, traditional) |
| dowdy(adjective, dull, new, vulgar) |
| obsolescent(adjective, old, primitive, unfashionable) |
| outworn(adjective, old, primitive, unfashionable) |
| behind the times(expression, adjective, idiom, current) |