UrsprungOld Swedish ursak, a compound of ur- and sak (“legal dispute”), in other words "origin of the legal matter". Borrowed from Middle Low German orsake. Compare Danish årsag, Norwegian årsak, Dutch oorzaak, and German Ursache.
Formerorsak(indefinite, nominative, singular) · orsaks(genitive, indefinite, singular) · orsaken(definite, nominative, singular) · orsakens(definite, genitive, singular) · orsaker(indefinite, nominative, plural) · orsakers(genitive, indefinite, plural) · orsakerna(definite, nominative, plural) · orsakernas(definite, genitive, plural)