חֶדֶר (ḥeder) is
a Hebrew noun
meaning chamber. It appears
38 times
in 17 books of the Hebrew Bible
(Strong's H2315).
Same Hebrew root (TWOT 612a)
Root family 612: חָדַרḥādar — surround, enclose. Occurs only in Ezk 21:19, as a Qal feminine singular participle, haḥōderet lāhem “that which surrounds them.”