This is the 7197th most frequent Swedish word.
rönnbergs
"Rönnbergs" is a proper noun, typically referring to a surname in Swedish.
In this context, 'Rönnbergs' is used as the proper noun naming a bookstore.
Rönnbergs är en populär bokhandel i centrum.
Rönnbergs is a popular bookstore in the center.
Here, 'Rönnbergs' is used as the plural possessive form of a family's surname.
Familjen Rönnbergs firar jul tillsammans varje år.
The Rönnbergs family celebrates Christmas together every year.
In this sentence, 'Rönnbergs' indicates possession, showing that the collection belongs to Rönnbergs.