ἀπαλαίωτος
From LSJ
τὸ δ' ἡδέως ζῆν καὶ ἱλαρῶς οὐκ ἔξωθέν ἐστιν, ἀλλὰ τοὐναντίον ὁ ἄνθρωπος τοῖς περὶ αὑτὸν πράγμασιν ἡδονὴν καὶ χάριν ὥσπερ ἐκ πηγῆς τοῦ ἤθους προστίθησιν → but a pleasant and happy life comes not from external things, but, on the contrary, man draws on his own character as a source from which to add the element of pleasure and joy to the things which surround him
English (LSJ)
ἀπαλαίωτον, not growing old or not decaying, Hsch.s.v. ἀγήραος.
Spanish (DGE)
-ον que no envejece Hsch.s.u. ἀγήραον.
Greek (Liddell-Scott)
ἀπαλαίωτος: -ον, ὁ μὴ παλαιούμενος, μὴ φθειρόμενος, Ἡσύχ. ἐν λέξει ἀγήραον.