myster-, myst-

(Greek > Latin: secret, occult [probable literal meaning is "one whose eyes are closed"])

mystagogic
Pertaining to a mystagogue or mystagogy; relating to instruction in mysteries.
mystagogue
1. In Ancient Greece, one who gave preparatory instruction to candidates for initiation into the Eleusinian or other mysteries.; hence, one who introduces someone to religious mysteries, a hierophant; a teacher of mystical doctrines.
2. One who keeps church relics and shows them to strangers.
mystagogy
Initiation, or instruction preparatory to initiation into mysteries.
mysterious
mystery
mystic
mystification
mystify

A cross reference of other word family units that are related directly, or indirectly, to: "secret, hidden, confidential, concealed": ceal-; clandesti-; crypto-; occult-; orgy-; stego-, stegano-.