Occult (adjective / noun) — غامض أو خفي: Supernatural or hidden from view; hidden knowledge. Below are 8 words with a similar meaning; the linked ones have full GL Dictionary entries with their meaning in Arabic.
Beyond scientific understanding or the laws of nature.
Relating to spiritual experience beyond ordinary understanding.
Something kept hidden from others; as an adjective, not known or seen by others.
hiddenarcaneesotericmagicalconcealed