αἰκέλιος
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
ον, poet. for ἀεικέλιος, Thgn. 1344, E.Andr.131 (lyr.).
Greek (Liddell-Scott)
αἰκέλιος: -ον, ποιητ. ἀντὶ τοῦ ἀεικέλιος, Θέογν. 1344, Εὐρ. Ἀνδρ. 131.