Synonyms for vault
noun
A place for the dead
tomb, crypt, grave, sepulcher, ossuary, catacomb, pit, tumulus, mound, barrow, cenotaph; see also monument 1.
A place for preserving valuables
safe-deposit box, strongroom, bank vault, time vault, time capsule, safe, burglar-proof safe.
See vault in Webster's New World Roget's A-Z Thesaurus II
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