| 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: | aging |
| Part of Speech: | noun |
| Definition: | becoming older |
Synonyms: |
crumbling, declining, developing, fading, fermenting, getting along, getting on, maturing, mellowing, senescent, slumping, stale, waning, wearing out |
| Main Entry: | senile |
| Part of Speech: | adjective |
| Definition: | failing in physical and mental capabilities due to old age |
Synonyms: |
aged, ancient, anile, decrepit, doddering, doting, enfeebled, feeble, imbecile, in second childhood, infirm, old, senescent, shattered, sick, weak |
Antonyms: |
alert, well, young |
| Main Entry: | long in the tooth |
| Part of Speech: | adjective |
| Definition: | old |
Synonyms: |
aging, getting on, getting up in years, gray-haired, senescent, white-haired |
| Main Entry: | obsolescent |
| Part of Speech: | adjective |
| Definition: | becoming obsolete |
Synonyms: |
growing old, out of fashion, out-of-date, senescent |
| Notes: | things that are no longer used or needed are obsolete; things that are becoming obsolete are obsolescent |