λήθ-η,
Doric dialect λάθα, ἡ, forgetting, forgetfulness, personified in [[ 8th-7th c.BC: Hesiodus Epicus “Theogonia” 227; μηδέ σε λήθη αἱρείτω 8th c.BC: Ilias Homerus Epicus “Illiad” 2.33; [Περσεφόνη] βροτοῖς παρέχει λήθην, βλάπτουσα νόοιο 6th c.BC: Theognis Elegiacus 705; κακοῦ λ. 5th c.BC: Sophocles Tragicus “Philoctetes” 878, compare 5th c.BC: Euripides Tragicus “Bacchae” 282, “Or.” 213 ] Refs 8th c.BC+]; λήθην ποιεύμενος τά μιν ἐόργεε forgetting.., [[ 5th c.BC: Herodotus Historicus 1.127; λ. ποιεῖν τινος 5th c.BC: Sophocles Tragicus “Fragmenta” 259; Λήθην.. κωφήν, ἄναυδον [prev. author] “fragment” 670; χρόνος πάντα.. ἐς λ. ἄγει [prev. author] “fragment” 954; τῶν ἰδίων λ. λαβών 4th c.BC: Timocles Comicus 6.5, compare 1st c.BC: Philodemus Gadarensis Epigrammaticus “Rh.” 1.254 5th c.BC: Sophocles Tragicus; τῶν αὑτοῦ κακῶν ἐπάγεσθαι λ. 4th-3rd c.BC: Menander Comicus 467; παρέχειν 5th-6th c.BC: Plato Philosophus “Phaedrus” 275a; ἐμποιεῖν [prev. author] “Phlb.” 63e; λήθην ἐμποιῆσαι τῶν πεπραγμένων 5th-6th c.BC: Isocrates Orator 1.8; εἰς λήθην ἐμβαλεῖν τινα 4th c.BC: Aeschines Orator 3.205 ] Refs 5th c.BC+]; λήθη λαμβάνει, ἔχει τινά, [[ 5th c.BC: Thucydides Historicus 2.49, 4th c.BC: Demosthenes Orator 18.283; λήθη τινὸς ἐγγίγνεταί τινι 5th-6th c.BC: Xenophon Historicus “Memorabilia” 1.2.21 ] Refs 5th c.BC+]; εἰς λ. ἀφιγμένα forgotten, [[ 1st c.BC: Philodemus Gadarensis Epigrammaticus “Ir.” p.19 W. ] Refs 1st c.BC+]
__II after [[ 8th c.BC: Homerus Epicus ] Refs 8th c.BC+], of a place of oblivion in the lower world, Λήθης δόμοι [[ 4th-5th c.BC: Simonides Lyricus 184.6; τὸ Λήθης πεδίον 5th-6th c.BC: Aristophanes Comicus “Ranae” 186; τὸ τῆς Λ. π. 5th-6th c.BC: Plato Philosophus “Respublica” 621a, 1st c.BC: Dionysius Halicarnassensis 8.52; Λ. ὕδωρ 2nd c.AD: Lucianus Sophista “DMort.” 13.6, 2nd c.AD: Pausanias Periegeta 9.39.8, 5th-4th c.BC: Aesopus Fabularum Scriptor 168 ] Refs 5th c.BC+]; also, ὁ τῆς Λήθης ποταμός, of the river Λιμαίας in Lusitania, [[ 1st c.BC-1st c.AD: Strabo Geographus 3.3.4, 5, compare 2nd c.AD: Appianus Historicus “Ἰβηρική” 73 (71). (Λήθη as _proper name_ of a river is not found.) ] Refs 1st c.BC+]