πιστόω
Alt. πιστόω,
Etym. πιστός
I. "to make trustworthy", πιστοῦν τινα ὅρκοις "to bind" him "by oaths", Thuc.
II. Pass. "to be made trustworthy, give a pledge or warrant", ὅρκῳ πιστωθῆναί τινι "to bind oneself" to another by oath, Od.
2. "to feel trust or confidence", i. e. "to trust, to be persuaded", πιστωθῆναι ἐνὶ θυμῷ id=Od.; πιστωθεὶς ὅτι.., "feeling confidence" that.., Soph.
III. Mid. "to give mutual pledges of fidelity, exchange troth", χεῖράς τ᾽ ἀλλήλων λαβέτην καὶ πιστώσαντο Il.:— πιστοῦσθαί τινα ὑφ᾽ ὅρκου "to secure" his "good faith" by oaths, Soph.
2. "to confirm, prove, make good, guarantee", τι Polyb., Luc.