Occultist (noun)

A person who studies or practices occultism or the belief in supernatural or mystical powers or knowledge.

Origin:

Derived from the latin word "occultus" meaning "hidden" or "secret".

Examples:

1. She was considered as one of the most powerful occultist of her time.
2. He was an occultist who believed in the power of magic.
3. The occultist practiced various forms of divination.
4. The occultist claimed to be able to contact the dead.
5. The occultist's beliefs were dismissed as superstition by mainstream society.