ὀλίγοι τινὲς ὧν ἐντετύχηκα → a very few whom I've met
P. ἀδιάφθορος, ἀδιάφθαρτος.
pure: P. and V. καθαρός, ἀκέραιος, ἀκήρατος (rare P.); see pure.