Synonyms of arsenal

1 Syllable
dump, stock, plant
2 Syllables
depot, ambry, store, silo, supply
3 Syllables
gunpowders, retape, storeroom, promptuary, entrepot, storerooms, armories, armory, stockpile, munitions, ordnance, storage, gunpowder, munition, factory
4 Syllables
magazine, warehouse, storehouse
5 Syllables
depository, repository