βαλνικάριος

From LSJ

στέργει γὰρ οὐδεὶς ἄγγελον κακῶν ἐπῶν → for no one loves the messenger who brings bad news

Source

Spanish (DGE)

-ου, ὁ bañero, Corinth.8(3).534.5 (III/IV d.C.).