βρῆσσα

From LSJ

ἐνίοτε οἱ οἰκέται εἰς τὴν θάλασσαν ἐλαύνουσιν αὐτούς → sometimes the slaves ride them into the sea

Source

Spanish (DGE)

-ης, ἡ valle profundo, cañada Hsch., cf. βῆσσα 1.