
Arsenal
Military Origin
Originally used for places storing military items, 'arsenal' keeps this strong association.

The ancient arsenal contained cannons and swords.
Not For Weapons
'Arsenal' isn't used for places that just sell weapons, like gun shops.

He mistakenly called the gun shop an arsenal.
Security Implications
An 'arsenal' often implies a secure, controlled facility due to the dangerous items stored.

The military arsenal was guarded 24/7.
Compare with
CacheDepotHoardRepositoryReservoirStashStorageWarehouse
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