Lethe — the personification of oblivion, is called by Hesiod a daughter of Eris
Ancient Greek word, found 30 times in the texts on Socratos.
Plutarch, Quaestiones Romanae 34: … , ἐν τῷ Δεκεμβρίῳ τοῦτʼ ἔπραττεν (ἦν δʼ οὗτος ὁ Λυσιτάνειαν ἐπελθὼν καὶ πρῶτος ἐπέκεινα στρατῷ διαβὰς τὸν τῆς Λήθης ποταμόν); πότερον, ὥσπερ ἡμέρας ληγούσης καὶ μηνὸς φθίνοντος εἰώθασιν ἐναγίζειν οἱ πολλοί, λόγον ἔχει καὶ τοῦ …
All forms of Λήθη