What is another word for "superfluous"?

Roget's Thesaurus (1911) lists these synonyms for "superfluous": centenarian, crone, dotard, gaffer, gammer, grandam, grandfather, grandsire, graybeard, man, nonagenarian, octogenarian, old, pantaloon, paternity, patriarch, preadamite, seer, sexagenarian, stage, stager, the, veteran.