ἐπινεφής
From LSJ
Χαίρειν ἐπ' αἰσχροῖς οὐδέποτε χρὴ πράγμασιν → Non decet in rebus esse laetum turpibus → In schlimmer Not ist Freude niemals angebracht
English (LSJ)
ές,
A clouded, dark, [ἀήρ] Arist.Pr.941a5, Thphr.CP5.12.2; ἐπινεφῆ a clouded sky, Id.Vent.51. II. bringing clouds, [ἄνεμος]ib.4.