μυθέαι

From LSJ

καὶ οὐκ ἔστιν πᾶν πρόσφατον ὑπὸ τὸν ἥλιον → and there's nothing new under the sun (Eccl. 1:9 LXX)

Source

French (Bailly abrégé)

poét. c. μυθῇ, 2ᵉ sg. de μυθέομαι.

Russian (Dvoretsky)

μῡθέαι: и μῡθεῖαι эп. 2 л. sing. praes. med. к μυθέω.