εὔγλωττος

From LSJ

Οὕτως ἔδειξέν μοι κύριος καὶ ἰδοὺ ἐπιγονὴ ἀκρίδων ἐρχομένη ἑωθινή, καὶ ἰδοὺ βροῦχος εἷς Γωγ ὁ βασιλεύς (Amos 7:1) → Thus the Lord showed me and look, early-morning offspring of locusts coming, and look, one locust-larva: Gog the king.

Source

French (Bailly abrégé)

att. c. εὔγλωσσος.

Mantoulidis Etymological

Ἀπό τό εὖ + γλῶττα.
Παράγωγα: εὐγλωττία (=εὐφράδεια), εὐγλωττέω, εὐγλωτίζω.

German (Pape)

att. = εὔγλωσσος.