ἄθεστος
From LSJ
Τραφὲν ὄρεσι καὶ φάραγξιν ἀγρίαις, κήρυξ πέφυκα τῆς λόγου ὑμνῳδίας. Φωνήν μὲν οὐκ ἔναρθρον, εὔηχον δ' ἔχω (Byzantine riddle) → Raised in the mountains and wild ravines, I have become the herald of hymns that are sung. I have no articulate voice...
English (LSJ)
ἄθεστον, (θέσσασθαι) not to be entreated, inexorable, of the Erinyes, Hsch.
Spanish (DGE)
-ον
inexorable Ἐρινύς SHell.1066 (pero cj. en ap. crít. ἀ<πό>θεστος).
Greek (Liddell-Scott)
ἄθεστος: -ον, (θέσσασθαι) ὁ μὴ ἐπιδεχόμενος παράκλησιν, ἄκαμπτος, περὶ τῶν Ἐρινύων, πρβλ. Meineke Ἑλλ. Κωμ. 3. 6. 8.