bolt 5274 ## na`al {naw-al'}; a primitive root; properly, to fasten up, i.e. with a bar or cord; hence (denominative from 5275), to sandal, i.e. furnish with slippers: -- {bolt}, inclose, lock, shoe, shut up.
thunderbolt 7565 ## resheph {reh'-shef}; from 8313; a live coal; by analogy lightning; figuratively, an arrow, (as flashing through the air); specifically, fever: -- arrow, (burning) coal, burning heat, + spark, hot {thunderbolt}.