rigor Synonyms

stiffness severity harshness rigourousness rigour rigorousness validity inclemency hardship hardness severeness grimness strictness rigidness cogency sternness exactness asperity austerity inflexibility rockiness punctuality puritanism rawness rigidity monachism strict rigorism stringency thoroughness rigor mortis exactingness punctiliousness meticulousness relentlessness intransigence rigors inclementness astringence trial traditionalism preciseness scrupulousness vicissitude exactitude toughness unbendingness precision cruelty criticalness