Thriller/Horror:
* The House That Whispers
* The Haunting of Blackwood Manor
* Shadows in the Walls
* The Ghost of Elm Street
* Echoes in the Attic
* The Screaming Staircase
* The Last Tenant
* Whispers in the Dark
* The House of Mirrors
* The Cursed Key
* Crimson in the Corner
* The Devil's Playground
Mystery/Suspense:
* The House with a Past
* Secrets of the Old Mansion
* The Ghosts of Willow Creek
* The Mystery of the Haunted Cottage
* Unraveling the Darkness
* The Vanishing of Elmwood
* The Case of the Missing Heiress
* Whispers From the Grave
* A History of Shadows
Gothic/Romance:
* The Phantom of the Manor
* A Ghostly Love Story
* The Heart of the Haunted House
* Moonlight and Shadows
* The Secret of the Rose Garden
* The Forbidden Love
Humorous:
* The Haunted House for Dummies
* My Life with Ghosts
* Ghosts: They're Just Like Us, But Spookier
* Haunted House: A Comedy of Errors
* The Poltergeist Who Couldn't Find His Way
Tips for Choosing a Good Title:
* Consider your target audience.
* Think about the tone and genre of your book.
* Keep it short and memorable.
* Make it relevant to your story.
* Avoid cliches.
* Test out different titles on your friends and family.
I hope these suggestions give you a good starting point. Good luck with your book!