= upper stone of two stones that are used to grind grain into flour; the grain was placed on the stationary bottom stone, and the top stone was pressed down on top of the grain and scraped back and forth
upper millstone
Vehicles
= open vehicle with two or four wheels, pulled by one or more horses; made of wood and iron; used in war or for travelling
chariot
Vehicles
= a group of chariots, usually owned by one single person