This is the 3283rd most frequent Dutch word.
her
The Dutch word "her" means "again" or "re-" (as a prefix).
Here 'haar' functions as a direct object, referring to a female person that is being seen by the speaker.
Ik zie haar in het park.
I see her in the park.
Here 'haar' functions as a possessive pronoun, indicating that the book belongs to a female person.
Haar boek ligt op tafel.
Her book is on the table.
Here 'haar' is again a direct object, referring to a female person or entity that is acted upon by 'the wind'.