| lead off(expression, adjective, head, beginning, prime) |
| leading(adjective, head, beginning, opening, original) |
| least(adjective, head, beginning, opening, original) |
| maiden(adjective, beginning) |
| medieval |
| moth-eaten(last, original, old, venerable, outdated) |
| natural(primitive, intuitive, instinctual) |
| newborn(adjective, beginning) |
| northerly |
| numero uno(expression, adjective, head, beginning, prime) |
| obsolete(original, old, venerable, antique, archaic) |
| of old(expression, last, original, primitive, outdated) |
| of yore(expression, last, original, fixed, primitive) |
| old-fashioned(original, old, venerable, outdated, antique) |
| oldest(adjective, aged) |
| oldfangled(last, original, past, primitive, venerable) |
| opening(adjective, head, beginning, original, prime) |
| origin |
| out-of-date(original, old, venerable, antique, archaic) |
| outmoded(original, old, venerable, obsolete, antique) |