γλυκύθυμος
From LSJ
ἐπ' αὐτὸν ἐπενθρῴσκει πυρὶ καὶ στεροπαῖς ὁ Διὸς γενέτας, δειναὶ δ' ἅμ᾽ ἕπονται κῆρες ἀναπλάκητοι → the son of Zeus is springing upon him with fiery lightning, and with him come the dread unerring Fates
English (LSJ)
ον,
A sweet of mood, Il.20.467; of the Epicureans, Luc.Herm.16. II Act., charming the mind, delightful, ἔρως, ὕπνος, Ar.Lys.551, Nu.705.