ἰσήγορος
From LSJ
κακοὶ μάρτυρες ἀνθρώποισιν ὀφθαλμοὶ καὶ ὦτα βαρβάρους ψυχὰς ἐχόντων → eyes and ears are poor witnesses for men if their souls do not understand the language (Heraclitus Phil.: Fr. B 107; Testimonia: Fragment 16, line 6)
English (LSJ)
ον,
A enjoying equal right of speech, freedom of speech, Poll.6.174.
German (Pape)
[Seite 1263] gleichberechtigt zu sprechen, Poll. 6, 174.