Nouns

(n)vault, burial vaulta burial chamber (usually underground)
(n)vault, bank vaulta strongroom or compartment (often made of steel) for safekeeping of valuables
(n)vaultan arched brick or stone ceiling or roof
(n)vault, hurdlethe act of jumping over an obstacle

Verbs

(v)vault, overleapjump across or leap over (an obstacle)
(v)vaultbound vigorously