This is the 12944th most frequent Swedish word.
svurit
"Swurit" means "sworn" (past participle of "swear").
'svurit' here is used as the past participle of 'svär', denoting an act of swearing or making a solemn promise.
Han har svurit att alltid hjälpa till.
He has sworn to always assist.
'svurit' is used to express the past action of 'swear', indicating the utterance of inappropriate or harsh expressions.
Hon kunde inte tro att han hade svurit så grova ord.
She couldn't believe that he had sworn such harsh words.
Here, 'svurit' demonstrates a past instance of the act of expressing annoyance vocally.