מְצַד‎ (mᵉtsad|mets-ad'|noun|feminine|fastness)
[Heb] מְצַד‎, מְצָד‎ ETCBC: מְצָד‎ (subs|unapproachable) OSHL: r.ax.ad TWOT: 1885c GK: H5171 Greek: βοήθεια, ὀχύρωμα, περιοχή, στενός
Derivation: or מְצָד‎; or (feminine) מְצָדָה‎; from צוּד‎;
Strong's: a fastness (as a covert of ambush)
KJV: castle, fort, (strong) hold, munition.