ἐκβόητος

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...

Source

Spanish (DGE)

-ον
neutr. subst. τὸ ἐ. proclamación, divulgación τῆς πίστεως Didym.Trin.2.6.23 (p.182).