ἐλευθεροστομέω
From LSJ
Κύριε, βοήθησον τὸν δοῦλον σου Νῖλον κτλ. → Lord, help your slave Nilos ... (mosaic inscription from 4th-cent. church in the Negev)
English (LSJ)
A to be free of speech, A.Pr.182 (lyr.), E.Andr.153; in later Prose, Ph.1.474, al.
German (Pape)
[Seite 796] freimüthig reden; Aesch. Prom. 180 Eur. Andr. 153.