Occult
noun
(usually with "the") Supernatural affairs.
verb
To cover or hide from view.
“The Earth occults the Moon during a lunar eclipse.”
To dissimulate, conceal, or obfuscate.
adjective
Secret; hidden from general knowledge; undetected.
“occult blood loss; occult cancer”
Related to the occult; pertaining to mysticism, magic, or astrology.
Esoteric.