The term 'Like a Vault' can be described by the word 'ARCHED', which has 6 letters. An arch is a curved structure that is used to span an opening, such as a doorway or window. Arches are often used in architecture and engineering to provide support for a structure while also creating an aesthetically pleasing design. Vaults are typically ARCHED structures that are used to store valuable items, such as money or jewelry. Therefore, the phrase 'Like a Vault' implies that something is secure and well-protected.