THESAURUS
methuselah
Father Time, Nestor, Old Paar, antediluvian, antique, back number, centenarian, conservative, dad, dodo, dotard, elder, fogy, fossil, fud, fuddy-duddy, gaffer, geezer, golden-ager, gramps, grandfather, grandsire, granny, graybeard, has-been, longhair, matriarch, mid-Victorian, mossback, nonagenarian, octogenarian, old believer, old chap, old codger, old crock, old dodo, old dog, old duffer, old fogy, old geezer, old gent, old gentleman, old liner, old man, old party, old poop, old woman, old-timer, older, oldster, pantaloon, patriarch, pop, pops, presbyter, reactionary, regular old fogy, relic, senior citizen, septuagenarian, sexagenarian, square, starets, the quiet-voiced elders, traditionalist, venerable sir, veteran
ROGET THESAURUS
methuselah
Veteran
N
veteran, old man, seer, patriarch, graybeard, grandfather, grandsire, grandam, gaffer, gammer, crone, pantaloon, sexagenarian, octogenarian, nonagenarian, centenarian, old stager, dotard, preadamite, Methuselah, Nestor, old Parr, elders, forefathers, superfluous lags the veteran on the stage.