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νῆας

Τὰ πάντα ῥεῖ καὶ οὐδὲν μένει -> Everything flows and nothing stands still
Heraclitus

French (Bailly abrégé)

acc. pl. ion. de ναῦς.

Russian (Dvoretsky)

νῆας: ион. acc. pl. к ναῦς.