| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | old |
| Synonyms: | aged, ancient, elderly, obsolescent, obsolete, out-of-date, outdated, prehistoric, superannuated |
| Antonyms: | modern, new, recent, up-to-date |
| Main Entry: | antique |
| Part of Speech: | noun |
| Definition: | old object, often of great value |
| Synonyms: | antiquity, artifact, bygone, heirloom, monument, objet d'art, rarity, relic, ruin, vestige |
| Main Entry: | aged |
| Part of Speech: | adjective |
| Definition: | old |
| Synonyms: | age-old, ancient, antediluvian, antiquated, antique, been around, creaky, elderly, getting on, gray, moth-eaten, oldie, over the hill, passé, rusty, senescent, senior citizen, shot*, timeworn, venerable, worn, worse for wear |
| Antonyms: | new, unripe, young, youthful |
| Main Entry: | ancient |
| Part of Speech: | adjective |
| Definition: | old, often very old |
| Synonyms: | age-old, aged, antediluvian, antiquated, antique, archaic, back number, been around, bygone, creaky, early, elderly, few miles on, fossil, hoary, lot of mileage, moth-eaten, obsolete, old goat, old-fashioned, older, oldie, out-of-date, outmoded, primal, primeval, primordial, relic, remote, rusty, superannuated, timeworn, venerable, worse for wear |
| Antonyms: | modern, new, young |
| Main Entry: | antediluvian |
| Part of Speech: | adjective |
| Definition: | out-of-date; prehistoric |
| Synonyms: | age-old, ancient, antiquated, antique, archaic, hoary, obsolete, old, old-fashioned, passé, primeval, primitive, primordial, timeworn, venerable |
| Antonyms: | modern, new, up-to-date, young |
| Main Entry: | antiquarian |
| Part of Speech: | adjective |
| Definition: | old, ancient |
| Synonyms: | aged, antique, archaic, hoary, obsolete, primitive, timeworn, venerable |
| Antonyms: | modern, new, young |
| Main Entry: | antiquated |
| Part of Speech: | adjective |
| Definition: | obsolete |
| Synonyms: | aged, ancient, antediluvian, antique, archaic, dated, elderly, fusty, hoary, moldy, obsolescent, old, old hat, old-fangled, old-fashioned, out-of-date, outmoded, outworn, superannuated |
| Antonyms: | forward-looking, modern, new, recent |
| Main Entry: | antiquity |
| Part of Speech: | noun |
| Definition: | old object |
| Synonyms: | antique, relic, ruin |
| Main Entry: | archaic |
| Part of Speech: | adjective |
| Definition: | very old |
| Synonyms: | ancient, antiquated, antique, bygone, obsolete, old-fashioned, olden, out of date, outmoded, passé, primitive, superannuated |
| Antonyms: | current, modern, new, present, young |