μυστήρ

From LSJ

εἰ μὴ προσέθηκα καὶ κατεσιώπησα ψυχήν μου, ὡς τὸ ἀπογεγαλακτισμένος ἐπὶ μητέρα αὐτοῦsurely I have calmed and quieted my soul like a weaned child on its mother's shoulder

Source

German (Pape)

[Seite 223] ῆρος, ὁ, = μύστης (?).