אֲגַם (ʼăgamag-am'noun|masculinetroubled pool)
[Heb] אֲגַם ETCBC: אֲגַם‎ (subs|reedy pool) OSHL: a.av.ab TWOT: 18a GK: H106, H107 Greek: λίμνη
Derivation: from an unused root (meaning to collect as water);
Strong's: a marsh; hence a rush (as growing in swamps); hence a stockade of reeds
KJV: pond, pool, standing (water).