ὄρθια

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)

Source

French (Bailly abrégé)

adv.
v. ὄρθιος.

Greek (Liddell-Scott)

ὄρθια: Ἐπίρρ., ἴδε ὄρθιος ΙΙ.

Russian (Dvoretsky)

ὄρθια: adv. громко, громогласно (αὔειν Hom.).