εὔπνουν

From LSJ

Λεύσσετε, Θήβης οἱ κοιρανίδαι τὴν βασιλειδᾶν μούνην λοιπήν, οἷα πρὸς οἵων ἀνδρῶν πάσχω → See, you leaders of Thebes, what sorts of things I, its last princess, suffer at the hands of such men

Sophocles, Antigone, 940-942

Russian (Dvoretsky)

εὔπνουν: τό приятный ветерок, прохлада (εὔ. τοῦ τόπου Plat.; ἡ ὥρα καὶ τὸ εὔ. Arst.).