long-lived

Synonyms

aged, aging (or ageing), ancient, elderly, geriatric, old, older, senescent, senior;

Antonyms

young, youthful;

Near Antonyms

ageless;

youngish;

adolescent, immature, juvenile, preteen, puerile;

minor, underage;

callow, green, inexperienced, raw;

babyish, childish, childlike, infantile, infantine, kiddish;

Related Words

centenarian, nonagenarian, octogenarian, septuagenarian, sexagenarian;

oldish;

adult, grown-up, mature, middle-aged;

pensioned, retired, superannuated;

venerable;

decrepit, doddering, senile, tottery;

overage (also overaged);

Phrases

long in the tooth, of a certain age;