These words are all related to the story "The Canterville Ghost" because they represent elements, characters, and themes present in the narrative. For example, "Lord Canterville" and "Otis family" refer to the characters, while "old ghost," "haunted house," and "frighten" relate to the plot's spooky atmosphere. Other words like "oil" and "help" might represent objects or actions that play a role in the story's events.