Ghosts are always interesting to think about.
I see ghost in folklore as simply the soul or spirit of a dead person or animal that can appear to the living.
Yeah that's pretty much what they are, but nobody knows if they are real or not.
Its all about belief,ghosts vary widely from an invisible presence to translucent or barely visible wispy shapes
Yeah true, I really don't believe in them though.
Ghost
In folklore, a ghost (sometimes known as an apparition, haunt, phantom, poltergeist, shade, specter or spectre, spirit, spook, and wraith) is the soul or spirit of a dead person or animal that can appear to the living. In ghostlore, descriptions of ghosts vary widely from an invisible presence to translucent or barely visible wispy shapes, to realistic, lifelike forms. The deliberate attempt to contact the spirit of a deceased person is known as necromancy, or in spiritism as a "séance
Vengeful ghost
In mythology and folklore, a vengeful ghost or vengeful spirit is said to be the spirit of a dead person who returns from the afterlife to seek revenge for a cruel, unnatural or unjust death. In certain cultures where funeral and burial or cremation ceremonies are important, such vengeful spirits may also be considered as unhappy ghosts of individuals who have not been given a proper funeral.
Cultural background.
The concept of a vengeful ghost seeking retribution for harm that it endured as a living person goes back to