Norwegian Forest Cats are not overly clingy. They are introverted, quiet, and independent, and won't disturb their owners excessively. They can get along well with their owners and are quite docile, making them very suitable for working professionals and pet owners who prefer a quiet environment. With patience and proper training, a Norwegian Forest Cat's clinginess can be cultivated. 
Norwegian Forest Cat personality traits:
1. Norwegian Forest Cats are introverted, independent, adventurous, and active. They are skilled hunters and are known as "capable hunters."
2. Norwegian Forest Cats are active, lively, and brave. If your home is not very spacious, it is not recommended to keep a Norwegian Forest Cat, because they are too active and like to jump around.
3. Norwegian Forest Cats are easy to get along with. Although they look very fierce, they are actually very docile. Whenever their owner needs them, they will lie on the ground and let their owner pet them as much as they want without making a fuss.
4. The Norwegian Forest Dog is intelligent and agile. When playing with its owner, it can learn basic tricks with just a little training.