From chalats (in the sense of strength); only in the dual; the loins (as the seat of vigor) -- loins, reins.
see HEBREW chalats
H2504. chalats
[חָלָץ] noun [feminine] only dual, loins (as seat of strength, vigour; compare Aramaic חַרְצָא hip, loin, Syriac , NöZMG 1886, 741) — חֲלָצָ֑יִם Isaiah 32:11; suffix חֲלָצֶיךָ Genesis 35:11 4t.; חֲלָצָיו Isaiah 5:27 2t.; חלצו Kt Job 31:20, Qr חֲלָצָיו; — loins:
1 as seat of virility ח מן ׳יצא Genesis 35:11 (P), 1 Kings 8:19; 2 Chronicles 6:9.
2 as girded ח כְּגֶבֶר ׳נָא אֱזָרֿ Job 38:3; 40:7; חֲלָצָיו אֵזוֺר Isaiah 5:27 (see אֵזוֺר), חֲלָצָ֑יִם עַל וַחֲג֫וֺרָה 32:11, compare Job 31:20 where the clothed loins are conceived as blessing charitable giver; metaphor Isaiah 11:5 faithfulness waist-cloth of his loins ("" מתניו).
3 as seat of pains, like a woman's in travail, Jeremiah 30:6.
[חֲרַץ] noun [masculine] loin (see Biblical Hebrew חָלָץ, √ II. [חָלַץ]); — suffix חַרְצֵהּ Daniel 5:6 the joints of his loin (see קְטַר).