Preternatural - is a term used to mean exceeding what is natural, abnormal, strange or inexplicable by ordinary means. Often used to describe violent, unexplained events such as violent teleportation, telekinesis or apportation. The term is used by demonologists
Occult - (hidden)-a philosophical system of theories and practices on, and for the attainment of the higher powers of mind and spirit. Its practical side connects with psychical phenomena.
Taken from the book "Field Guide To Ghost Hunting Techniques"
Materialization-the sudden appearance of an object, person or entity through no visible means and sometimes without any control. Opposite to dematerialization. This term first used by early spiritualists. Taken from the book "Field Guide To Ghost Hunting Techniques".
Levitation - rising of physical objects, tables, pianos, etc.,or of human beings into the air, contrary to the laws of gravitation and without any visible agency.
Taken from the book-Field Guide To Ghost Hunting Techniques", written by Dale Kaczmarek
Ghost Light-a strange ball of light which seem to plaque an area for time but which have no natural explanation. Also referred to as Foxfire, will-o'-the-wisp, swamp gas or St. Elmos's Fire they defy logic.
Extras - a supernormal face or figure on a photographic plate which cannot always be explained away as faulty film, double exposure or camera defects. It can be a full image of a person or animal not seen in the viewfinder when the picture was taken or it can be a partial image
Apports-from the latin to appear. Apports can be most any kind of object from watches and jewlery to keys etc which simply seem to appear out of thin air from no visible source.
Apparition - (from the latin apparere, to appear). An apparition is a spectral image sometimes referred to as a ghost but unlike the ghost, the apparition has distinct facial and body features which enables the viewer to recognize it as either a person, animal or inanimate object