Probably from qara'; a bowl (as cut out hollow) -- charger, dish.
see HEBREW qara'
H7086. qearah
קְעָרָה17 noun feminine dish, platter (P) (Late Hebrew id.); — absolute ׳ק Numbers 7:85; construct קַעֲרַתכֶּֿסֶף 7:13 11t. 7; plural construct כֶּסֶף קַעֲרֹת 7:84, all of dedication gifts; as utensils in tabernacle plural absolute קְעָרֹת 4:7, suffix קְעָרֹתָיו Exodus 25:29; 37:16.