A life-time as long as that conferred upon the namesake of tithonus.
She begged the great king to promise that tithonus should never die.
Of course you recognize the allusion to the story of tithonus, so beautifully told by Tennyson.
tithonus stood behind the invalid, and remained perfectly quiet for many minutes.
Turn from this to some parallel poem in English literature, such as Oenone or tithonus.
Memnon was the son of Aurora and tithonus, and was dearly loved by his young and beautiful mother.
I am glad to be free from him, in this at any rate—and it is your tithonus that has rescued me.
But it happened at last that, while Aurora remained as young as ever, tithonus began to get old.
Aurora forgot to ask youth for her lover, and though tithonus is immortal, he is old.
It was a gift as poisoned, a granted prayer as vain, as the immortality which they had given to tithonus.