coffers

noun

1. 1.A strong chest or box used for keeping money or valuables safe.
2. 2.An ornamental sunken panel in a ceiling or dome.
3. 3.A cofferdam.
4. 4.A supply or store of money, often belonging to an organization.
5. 5.A trench dug in the bottom of a dry moat, and extending across it, to enable the besieged to defend it with raking fire.