ἐνθύσκος
From LSJ
κῆπος κεκλεισμένος, ἀδελφή μου νύμφη, κῆπος κεκλεισμένος, πηγὴ ἐσφραγισμένη (Song of Solomon 4:12) → A garden locked is my sister bride, a garden locked, a fountain sealed (LXX) | A garden enclosed is my sister, my spouse; a spring shut up, a fountain sealed (KJV)
Greek (Liddell-Scott)
ἐνθύσκος: «ὁ ἀσφαλός, τὸ ὄρνεον» Ἡσύχ.