ἄνοστος
From LSJ
Περὶ τοῦ ἐπέκεινα τοῦ νοῦ κατὰ μὲν νόησιν πολλὰ λέγεται, θεωρεῖται δὲ ἀνοησίᾳ κρείττονι νοήσεως → On the subject of that which is beyond intellect, many statements are made on the basis of intellection, but it may be immediately cognised only by means of a non-intellection superior to intellection
English (LSJ)
ον,
A unreturning, without return, πάντας ὄλεσαν καὶ ἔθηκαν ἀνόστους Od.24.528; πάντες ἐγένοντο ἄ. Arist.Fr. 145: Sup., ἡβάσεις ἥβαν ἀνοστοτάταν never, never to return, AP7.482. II = foreg. 11, Thphr.CP4.13.2 (Comp.).