worse comes to worse or worst comes to worst The traditional idiom is “if worst comes to worst.” The modern variation“worse comes to worst” is a little more logical. “Worse comes to worse”is just a mistake. Facebook Twitter Google + Do you make these 10 mistakes? greatful vs grateful gaurd vs guard seam vs seem extend vs extent heal vs heel swam vs swum woman vs women submittal vs submission buttox vs buttocks practicle vs practical