εὐθυδίκαι
From LSJ
καὶ λέγων ὅτι Πεπλήρωται ὁ καιρὸς καὶ ἤγγικεν ἡ βασιλεία τοῦ θεοῦ· μετανοεῖτε καὶ πιστεύετε ἐν τῷ εὐαγγελίῳ → declaring “The time has been accomplished and the kingdom of God is near: start repenting and believing in the gospel!” (Μark 1:15)
English (LSJ)
[ῐ], in plural, = εὐθύδικοι, of the Eumenides, A.Eu.312 (lyr., s.v.l., -δίκαιοι Herm.; cf. ὀρθοδίκαιος).