toughness
Explore definitions, synonyms, and language insights of toughness
Definitions
                    Noun
                    
                enduring strength and energy
                
                    Noun
                    
                the property of being big and strong
                
                    Noun
                    
                the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking
                
                    Noun
                    
            impressive difficulty