mystagogue

One who prepares candidates for initiation into a mystery cult.

One who holds or spreads mystical doctrines.

One who instructs in or interprets mysteries; one who initiates.

Specifically, in the early church, the priest who prepared candidates for initiation into the sacred mysteries.

One who keeps church relics and shows them to strangers.

One who interprets mysteries, especially of a religious kind.

One who keeps and shows church relics.

A person who prepares an initiate for entry into a mystery cult, or who teaches mystical doctrines

One who keeps and shows church relics.