| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | very old |
| Synonyms: | aged, antiquated, obsolete, outdated, passe, senile |
| Main Entry: | superannuate |
| Part of Speech: | verb |
| Definition: | obsolesce |
| Synonyms: | date, go extinct, obsolete, outdate |
| Main Entry: | superannuate |
| Part of Speech: | verb |
| Definition: | retire |
| Synonyms: | absent oneself, decamp, deny oneself, depart, draw back, ebb, exit, fall back, get away, get off, give ground, give up work, give way, go away, go to bed, go to one's room, go to sleep, go*, hand over, hit the sack, leave service, make vacant, part, pension, pull back, pull out, put out to pasture, recede, regress, relinquish, remove, repeal, rescind, resign, retreat, revoke, run along, rusticate, secede, seclude oneself, separate, sever connections, stop working, surrender, take off, turn in, withdraw, yield |
| 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elderly, few miles on, fossil, hoary, lot of mileage, moth-eaten, obsolete, old goat, old-fashioned, older, oldie, out-of-date, outmoded, primal, primeval, primordial, relic, remote, rusty, superannuated, timeworn, venerable, worse for wear |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: | 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antique, archaic, dated, elderly, fusty, hoary, moldy, obsolescent, old, old hat, old-fangled, old-fashioned, out-of-date, outmoded, outworn, superannuated |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: | antique |
| 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| Synonyms: | aged, ancient, elderly, obsolescent, obsolete, out-of-date, outdated, prehistoric, superannuated |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: | 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| Synonyms: | ancient, antiquated, antique, bygone, obsolete, old-fashioned, olden, out of date, outmoded, passé, primitive, superannuated |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 |
| Main Entry: | decrepit |
| Part of Speech: | adjective |
| Definition: | deteriorated, debilitated, especially as a result of age |
| Synonyms: | aged, anile, antiquated, battered, bedraggled, broken-down, creaky, crippled, dilapidated, doddering, effete, feeble, flimsy, fragile, frail, haggard, incapacitated, infirm, insubstantial, old, quavering, ramshackle, rickety, run-down, seedy, senile, shabby, shaking, superannuated, tacky, threadbare, tired, tottering, tumble-down, unsound, used, wasted, weak, weakly, weather-beaten, worn, worn-out |
| Antonyms: | fit, healthy, young |
| Main Entry: | obsolete |
| Part of Speech: | adjective |
| Definition: | no longer in use, in vogue |
| Synonyms: | anachronistic, ancient, antediluvian, antiquated, antique, archaic, bygone, dated, dead, dead and gone, dinosaur, discarded, disused, done for, dusty, extinct, fossil, gone, had it, has-been, horse and buggy, kaput, moldy, moth-eaten, old, old-fashioned, old-hat, old-school, out*, out-of-date, out-of-fashion, outmoded, outworn, passé, stale, superannuated, superseded, timeworn, unfashionable |
| Notes: | things that are no longer used or needed are obsolete; things that are becoming obsolete are obsolescent |
| Antonyms: | contemporary, current, in vogue, modern, new, present, up-to-date |