(v. i.) One whose mind is impaired by age; one in second childhood.

Father Time Methuselah Nestor Old Paar centenarian elder fogy fuddy-duddy gaffer geezer golden-ager gramps grandfather grandsire graybeard nonagenarian octogenarian old chap old codger old dog old duffer old fart old fogy old geezer old gent old gentleman old man old party old-timer older oldster pantaloon patriarch presbyter senile senior citizen septuagenarian sexagenarian the quiet-voiced elders venerable sir veteran