This is the 7988th most frequent Swedish word.
wahlund
"Wahlund" is not a Swedish word; it is a surname.
In this sentence, 'Wahlund' is used as a proper noun, likely referring to a surname of a person.
Vi träffade Wahlund på festen.
We met Wahlund at the party.
Here, 'Wahlund' is again a proper noun, identifying an author specifically by name.
Författaren Wahlund har skrivit många böcker.
The author Wahlund has written many books.
In this instance, 'Wahlund' denotes the name of a project or entity, indicating its association as a title.