youthful Antonyms

grey-bearded geriatric white-haired drop-kick of age older age-old venerable traditional septuagenarian senior senile senescent ripened ripe doddering doddery advanced in years very old up in years extremely old as old as time as old as the sea past it not long for this world over the hill grey-haired gray-haired full-fledged first-born long in the tooth oldish old ogygian elderly elder dotard decrepit dead beat dateless centenarian antique antediluvian anile ancient anachronistic aging aged eldest experienced