ἐχυρόω
From LSJ
τὸ κακὸν δοκεῖν ποτ' ἐσθλὸν τῷδ' ἔμμεν' ὅτῳ φρένας θεὸς ἄγει πρὸς ἄταν → evil appears as good to him whose mind the god is leading to destruction (Sophocles, Antigone 622f.)
English (LSJ)
make secure, fortify, Phot., Suid.; ἐχυρῶσαι is v.l. for ὁρίσαι, Isoc.5.122.
German (Pape)
[Seite 1127] befestigen, Ἑλλάδα πόλεσι ἐχυρῶσαι Isocr. 5, 122, wo aber Bekker aus einem mss. ὁρίσαι aufgenommen hat.
Greek (Liddell-Scott)
ἐχῠρόω: καθιστῶ τι ἐχυρόν, ἀσφαλές, ὡς τὸ ὀχυρόω, Φώτ., «ἰσχυροποιῶ» Σουΐδ.· - παρ᾿ Ἰσοκρ. 107Β, ἐχυρῶσαι εἶναι διάφ. γραφ. ἀντὶ τοῦ ὁρίσαι.