ἐπαυχμέω
From LSJ
Δελφῖνα νήχεσθαι διδάσκεις: ἐπὶ τῶν ἐν ἐκείνοις τινὰ παιδοτριβούντων, ἐν οἷς ἤσκηται → Teaching dolphins to swim: is applied to those who are teaching something among people who are already well versed in it
English (LSJ)
A send drought upon, τυραννίδι Ζεὺς ἐπαυχμήσας S.Fr. 524.4.
German (Pape)
[Seite 907] dürr u. trocken sein, Ζεὺς ἐπαυχμήσας, der trocknes Wetter sandte, Ggstz von ὑέτιες, Soph. frg. 470.
Greek (Liddell-Scott)
ἐπαυχμέω: πέμπω ἢ προξενῶ αὐχμόν, ξηρασίαν, Ζεὺς οὔτ’ ἐξεπομβρῶν οὔτ’ ἐπαυχμήσας Σοφ. Ἀποσπ. 470.
Russian (Dvoretsky)
ἐπαυχμέω: насылать засуху (Ζεὺς ἐπαυχμήσας Soph.).