ἀβαρβάριστος
From LSJ
μήτε δίκην δικάσῃς πρίν ἀμφοῖν μῦθον ἀκούσῃς → do not give your judgement until you have heard a speech on both sides
English (LSJ)
ἀβαρβάριστον, without barbarisms, Lex.Vind.294. Adv. ἀβαρβαρίστως EM331.37. ἀβάρβαρος, f.l. for ἀβόρβορος, q.v.
Spanish (DGE)
-ον
gram.
1 que carece de barbarismos ἀσολοίκιστον καὶ ἀβαρβάριστον τὴν προφορὰν ... ποιεῖσθαι Hdn.Sol.294.
2 adv. ἀβαρβαρίστως = sin barbarismos ἀσολοικίστως καὶ ἀ. διαλέγεσθαι EM 331.37G.