vindicate
From LSJ
English > Greek (Woodhouse)
verb transitive
justify, defend (an action): P. ἀπολογεῖσθαι περί (gen.); see defend.
vindicate oneself: Ar. and P. ἀπολογεῖσθαι.
vindicate (a person's) freedom, vindicate freedom: P. ἐξαιρεῖσθαί εἰς ἐλευθερίαν (τινα).
guard: P. and V. φυλάσσειν, σῴζω, σώζειν; see guard, defend.