jow      (Scot.) the sound of a bell; to hit (esp. the head).
Jehu a king of Israel known for his high-speed chariot attacks. (11 Kings 9)
foudroyant stunning; abrupt and overpowering. [< F /foudroyer/ to strike with lightning.]
grandsire a method of ringing changes.
fanfaron a fanfare; a braggart.
contravallation a defensive fortification built to protect beseigers against a relieving force.
immure to enclose within walls; to confine; to entomb in a wall.
fulgurite a tubelike rock formation formed by a lightning strike.
pluton (geol.) an igneous body which froze well below the surface.
camouflet an underground explosion that does not break the surface; the bomb so exploded; the pocket so formed.
tailor knell.