"Malevolent" means "evil-doing". A malevolent spirit would be a wicked bad ghost. Applied to a living person, this would mean that the person is evil and rotten and mean.
ghoul
A barrow is a pre-Christian burial mound [Western Europe]. A wight is a malevolent spirit, therefore a Barrow Wight is a malevolent spirit which occupies a barrow. See also Dungeons and Dragons.
another name for an avenging spirit is a NEMESIS
bubble spirit der
There is no other name that I've ever heard. A spirit level is just that.
ancient and malevolent :)
Kermode bear
great spirit
Have you ever come across a pisacha, a harmful spirit in Hindu mythology, on your journeys?
B-2 spirit
The Trinity.