Well, in some fanfictions, Charlie might use his dragon - handling skills to protect Harry. For example, he could train dragons to guard Harry or use his knowledge of magical creatures to fend off threats that are related to dark magic and its associated beasts.
For Harry, the author can show his vulnerability. He's used to being the hero, but now in this new situation, he has to rely on others more. He might be scared at times, but also determined to see this through for the sake of the baby. Charlie, on the other hand, can be developed as a very supportive partner. He might have to learn quickly about taking care of Harry, like making sure he eats well and gets enough rest. He could also be shown as someone who is protective, not just of Harry but also of the new life they are about to bring into the world.
They could be like brothers. Harry has a strong connection with the Weasley family already, and with Bill and Charlie, it could be a natural extension of that. They might look out for each other and support one another in any difficult situation.
Charlie could use magic to simply apparate Harry away from the Dursleys' house. It's a quick and efficient way to get Harry out of that horrible situation.
One great 'Harry and Charlie Swan Fanfiction' is 'The Unlikely Bond'. It beautifully weaves their characters together in an alternate universe where they team up to solve a mystery in Forks. The story has a great balance of character development and plot twists.
There could be. The world of fanfiction is vast and diverse. Writers take the characters from existing works and put them in new and unexpected situations. The concept of Harry and Charlie as soulmates gives a lot of room for creativity. It could involve exploring their different personalities, how they meet in a different context than the original story, and how their relationship develops over time. However, it also depends on the popularity of the specific pairing within the fanfiction community for a particular fandom. Some pairings are more common and thus have more stories written about them, but that doesn't mean this one doesn't exist. Check the major fanfiction sites.
A fem Harry x Charlie pregnancy fanfiction could explore different themes. For example, it could focus on the reactions of their friends and family. Maybe Harry's friends from Hogwarts are shocked but supportive. Charlie, being a dragon keeper, might have his own concerns about bringing a child into a world where his job is so dangerous. It could also show how they adapt to their new roles as parents - to - be.
They could help Harry by teaching him new spells. Bill might teach him some advanced defensive spells he learned as a curse - breaker. Charlie could show Harry some unique ways to use magic around magical creatures. Hermione would of course be there to ensure Harry studies hard and understands the theory behind the spells.
In a fanfiction scenario, perhaps Hermione has a research project and enlists the help of Bill, Charlie, and Harry. Bill could offer insights from his travels, Charlie might contribute with his expertise on dragons as it relates to the research, and Harry would be there for moral support and to offer his unique perspective as the Boy Who Lived. It could be a story of friendship and cooperation in the magical community.
Charlie Weasley is often depicted in fanfiction as a fascinating character. He has his own unique charm being a dragon tamer in Romania. In many fanfictions, he might be brought back to Hogwarts for some special events or tasks. His connection to his family, especially his younger siblings like Ron and Ginny, can be explored more deeply in fanfic worlds, adding more layers to the Weasley family dynamics.