ἀένιος

From LSJ

Γιγνώσκεις οὖν καὶ σὺ τὰ στρατηγικὰ ἔργα → Therefore you, too, know the works (i.e. job) of a general.

Source

Spanish (DGE)

-α, -ον
eterno ἀενία βασιλεία Lyr.Alex.Adesp.SHell.990.8 (pero quizá forma corrupta, cf. ἀέναος).