Cave and Vault

Cave

Cave noun - A naturally formed underground chamber with an opening to the surface.

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Vault and cave are semantically related. In some cases you can use "Vault" instead a noun "Cave".

Nearby Words: cavern, caved, caver, caving

Vault noun - An underground burial chamber.

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Cave and vault are semantically related. Sometimes you can use "Cave" instead a noun "Vault".

Nearby Words: vaulted, vaulting

full	full cave	full vault
original	original cave	original vault
single	single cave	single vault
deep	deep cave	deep vault
Other adjectives: empty, entire, real, massive, large, huge, secret, magic, new, abandoned, hidden, underground, legendary, vast, titular, different, nearby, underwater.

The actual reward is the cave itself - it's a good place to train your stats, and has a guaranteed vault at the bottom.

Source: And Your Reward Is Edible
Initially the player is unable to re-enter the Vault, but later in the game they must come back and pass through this first cave in order to return to their Vault and progress through the plot.

Source: Noob Cave
Barney and Willie use an underground tunnel to enter a monastery, but a cave-in traps them in front of a vault door that must be opened from the inside.

Source: Buried Alive

Cite this Source

Vault and Cave. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/cave/vault

Cave & Vault. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/cave/vault>.

Vault or Cave. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/cave/vault.

Google Ngram Viewer shows how "cave" and "vault" have occurred on timeline