What comes to your mind when I say the word ghost? Possibly fear. But these days, a mockery has been made out of them. They have become a source of laughter. Nowadays, people, instead of getting scared of ghosts, laugh at them. This had probably infuriated them, resulting in these absolutely horrible ghost stories. So, here we enlist 31 of the most horrifying ghost stories. These will definitely give you a chill in the spine and give you nightmares.