| Main Entry: | |
| 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: | 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antique, archaic, dated, elderly, fusty, hoary, moldy, obsolescent, old, old hat, old-fangled, old-fashioned, out-of-date, outmoded, outworn, superannuated |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: | 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| Synonyms: | aged, ancient, elderly, obsolescent, obsolete, out-of-date, outdated, prehistoric, superannuated |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: | 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: | elderly |
| Part of Speech: | adjective |
| Definition: | in old age |
| Synonyms: | aged, aging, ancient, been around, declining, gray*, hoary, long in tooth, lot of mileage, no spring chicken, old, olden, on last leg, over the hill, retired, tired, venerable |
| Antonyms: | young, youth |
| Main Entry: | feeble |
| Part of Speech: | adjective |
| Definition: | not strong; ineffective |
| Synonyms: | aged, ailing, chicken*, debilitated, decrepit, delicate, doddering, dopey, effete, emasculated, enervated, enfeebled, etiolated, exhausted, failing, faint, flabby, flat, fragile, frail, gentle, helpless, impotent, inadequate, incompetent, indecisive, ineffectual, inefficient, infirm, insubstantial, insufficient, lame, languid, low, out of gas, paltry, poor, powerless, puny, sapless, sickly, slight, strengthless, tame, thin, unconvincing, vitiated, weak, weakened, weakly, wimpy, woozy, zero* |
| Antonyms: | able, effective, hardy, healthy, hearty, powerful, solid, sound, strong |
| Main Entry: | hoary |
| Part of Speech: | adjective |
| Definition: | ancient |
| Synonyms: | age-old, aged, antiquated, antique, elderly, lot of mileage, old, old-fashioned, older, oldie, out-of-date, relic, rusty, timeworn, venerable, very old |
| Main Entry: | mellow |
| Part of Speech: | adjective |
| Definition: | ripe, mature; softened |
| Synonyms: | aged, cultured, cured, delicate, developed, dulcet, flavorful, full, full-flavored, fully developed, juicy, matured, mellifluent, mellifluous, melodious, perfect, perfected, rich, ripened, rounded, sapid, savory, seasoned, smooth, soft, soothing, sweet, tuneful |
| Antonyms: | hard, immature, sour, tart, unripe |