Character personalities are important. A clumsy witch who keeps tripping over her own broom while trying to cast spooky spells can be very funny yet still have an element of scariness as she is a witch after all. Also, the way the story is paced can affect it. If there are slow, suspenseful moments that build up the scariness and then a sudden, comical twist, it can create a story that is both scary and funny.
Surprise is a big element. For example, if a character is expecting a ghost but it turns out to be a prankster friend in a white sheet. Another element is the use of over - the - top reactions. If a person screams like crazy at a little mouse thinking it's a monster, that's both scary (for the person in the story) and funny for the reader. Also, the setting can contribute. A spooky old castle that has a bunch of goofy - looking bats flying around can be both scary and funny.
Surprise is a key element. For example, when you expect a terrifying monster but it turns out to be something harmless like a cat wearing a spooky mask. It gives that initial scare but then the realization is funny.
Surprise is a key element. For example, if in a spooky old house, a character thinks they are being haunted by a ghost, but it turns out to be their cat knocking things over in a clumsy way. The unexpected nature makes it both scary at first and then funny.
One element is misdirection. For example, when you think it's a real ghost but it's actually something mundane like a cat knocking things over in a spooky - looking old house. Another is the reaction of the characters. If they overreact to a non - ghostly situation, it can be both scary at first and funny later. For instance, when someone screams at a floating balloon thinking it's a spirit in a haunted place.
Surprise is key. For example, you can have a seemingly cute animal turn out to be something more menacing in a funny way, like a bunny that starts talking in a deep, spooky voice. Another element is the setting. A dark, isolated forest or an old, creaky campsite can add both scariness and a touch of humor when things go wrong there.
Exaggeration also plays a role. If a character is overly paranoid about every little sound in an old mansion thinking it's a ghost, and then the 'ghost' turns out to be a mouse that makes really loud noises. The extreme overreaction of the character to a normal situation is both scary in the moment and funny when the truth is known.
A touch of the supernatural combined with something really mundane. Like a ghost that is afraid of marshmallows. It makes the story both spooky and funny at the same time. You can also include some over - the - top characters, like a super - brave but really clumsy camper who always gets into'scary' situations but makes them funny with his bumbling actions.
Surprise is a key element. For example, if a ghost is supposed to be really scary but then it trips over a broomstick, that's unexpected and funny. It plays with the audience's expectations of horror and then throws in a humorous twist.
Mismatched situations play a big part. Picture a big, tough - looking guy being terrified of a tiny spider. It's scary for him but hilarious for others. Also, the use of spooky settings like a dark forest or an old attic, and then having something really silly happen there, like a group of kids finding a lost puppy instead of a monster, makes for a great scary - funny story.
The character of the ghost can make a story both scary and funny. If a ghost is supposed to be this menacing entity but has a clumsy side. For instance, a ghost that tries to float menacingly through a wall but gets stuck halfway. The setting also plays a part. An old, dark cemetery is a spooky setting, but if the ghost there is more interested in playing pranks like making the tombstones light up in funny colors instead of scaring people in a traditional way, it creates that scary - funny mix. And the reactions of the human characters are important too. If they overreact to a not - so - scary - looking ghost or underreact to a really spooky one, it adds to the humor while still maintaining the scariness.
A big part is when the ghost is more like a friendly neighbor. Maybe it's a ghost that leaves little gifts for the living, like a ghost who leaves beautiful feathers or shiny stones on people's doorsteps. And if the reactions of the people in the story are comical, like over - reacting to the tiniest sign of the ghost but then realizing it's harmless. Also, when the ghost has a cute appearance rather than a menacing one, like a small, pudgy ghost that waddles around instead of gliding menacingly.