| out of date(expression, idiom) |
| out of it(expression, adjective, idiom, odd, out) |
| out of season(expression, idiom) |
| out of style(expression, adjective, idiom, odd, out) |
| outworn(adjective, odd, old, primitive, unfashionable) |
| previous(adjective, last, dead, past, lost) |
| primate |
| primeval(adjective, last, original, primitive, venerable) |
| primordial(adjective, last, original, primitive, venerable) |
| pristine(adjective, last, original, primitive, venerable) |
| quondam(adjective, last, original, dead, past) |
| relic(adjective, last, original, primitive, venerable) |
| remote(adjective, last, original, primitive, venerable) |
| retro |
| retrograde |
| rococo(adjective, odd, out, old, primitive) |
| rusty(adjective, last, original, primitive, venerable) |
| stale(adjective, last, original, past, venerable) |
| time-worn(adjective, last, original, primitive, venerable) |
| traditional(adjective, last, original, primitive, venerable) |