זִיקָה zîyqâh (H2131)

properly, what leaps forth, i.e. flash of fire, or a burning arrow; also (from the original sense of the root) a bond

1) spark, missile, firebrand, flaming arrow 2) fetters

(Isaiah 50: (feminine); and זִק; or זֵק; from זָנַק (H2187);