Wiktionary
a. (context rare chiefly literary English) Having existed for century; ancient.''Oxford English Dictionary'', 2nd ed. (1989)
Usage examples of "centuried".
It begins with a deathbed -- an old miser is dying of sheer fright because of something he has seen, coupled with a manuscript he has read and a family portrait which hangs in an obscure closet of his centuried home in County Wicklow.
A favourite scene for a James tale is some centuried cathedral, which the author can describe with all the familiar minuteness of a specialist in that field.
In The Treasure of Abbot Thomas a British antiquary unriddles a cipher on some Renaissance painted windows, and thereby discovers a centuried hoard of gold in a niche halfway down a well in the courtyard of a German abbey.
Even the Terrible Old Man who talks to leaden pendulums in bottles, buys groceries with centuried Spanish gold, and keeps stone idols in the yard of his antediluvian cottage in Water Street can only say these things were the same when his grandfather was a boy, and that must have been inconceivable ages ago, when Belcher or Shirley or Pownall or Bernard was Governor of His Majesty's Province of the Massachusetts-Bay.
And patriarchs dread lest some day one by one they seek out that inaccessible peak in the sky, and learn what centuried secrets hide beneath the steep shingled roof which is part of the rocks and the stars and the ancient fears of Kingsport.
As this happened the tentacle grew leaden, retracted, drew itself back to where the host body had lain, to the dust and the last crumbling relics of centuried bones .
By then the lower vaults of the place had been explored to the full, floorboards and centuried flagstones had been ripped up in the older buildings, the foundations of the place had been laid bare almost down to the earth itself.