The Swedish term "katastrof, olyckshändelse" matches the English term "disaster"

other swedish words that include "katastrof" : english :
katastrof catastrophe
katastrofer catastrophies
katastrofdrabbade diasterstricken
katastrofal disasterous
other swedish words that include "olyckshändelse" : english :
olycka, olyckshändelse, slump accident