ἐξεπίσταμαι
τὸ ἓν καὶ τὸ ὂν πολλαχῶς λέγεται → the term being and the term one are used in many ways, one and being have various meanings, one and being have many senses
English (LSJ)
A know thoroughly, τι Hdt.2.43, 5.93: c. part., know well that .., ἐ. τὸν Κῦρον οὐκ ἀτρεμίζοντα Id.1.190, cf. S.OC1584; τὸν θεὸν τοιοῦτον (sc. ὄντα) ἐ. Id.Fr.771: c. inf., know well how to do, Id.Ant.480: with εὖ, Hdt.3.146, A.Ag.838; καλῶς S.OC417, etc.: c. acc. et inf.; know that, Id.Ant.293. II know by heart, τὸν λόγον Pl.Phdr.228b.
German (Pape)
[Seite 877] (s. ἐπίσταμαι), genau wissen, verstehen; εὖ Aesch. Ag. 812; Soph. O. C. 560; αὕτη δ' ὑβρίζειν ἐξηπίστατο Ant. 476; Ar. Vesp. 1249; Her. 7, 39 u. oft, u. Sp.; c. part., ὡς λελοιπότα κεῖνον ἐξεπίστασο Soph. O. C. 1584; – ἐξεπιστάμενος τὸν λόγον Plat. Phaedr. 228 b, auswendig wissen.