This is the 13th most frequent Norwegian word.
hun
"She"
The word 'hun' is a pronoun used as the subject, referring to a female person who is performing the action in the sentence.
Hun leser en bok.
She is reading a book.
The word 'hun' is the object pronoun, referring to the female person being met.
Jeg skal møte hun senere.
I will meet her later.
The word 'hun' is part of a possessive construction 'hun sin', indicating ownership of the book by the female person.