This is the 11010th most frequent Swedish word.
löparfesten
"Löparfesten" means "the running celebration" or "the running event" in English.
Here 'löparfesten' is used as the subject of the sentence, referencing a specific event.
Löparfesten var mycket framgångsrik i år.
The running festival was very successful this year.
In this sentence, 'löparfesten' is in a possessive context, signifying the 'fine atmosphere' of the event.
Vädret bidrog till löparfestens fina stämning.
The weather contributed to the good atmosphere of the running festival.
Here 'löparfesten' is used as the direct object of the verb, indicating the event in which the runners participated.