Dictionary & Thesaurus

toughness

1.	(noun) impressive difficulty
	Synonyms: formidability
	Related Words: difficultness, difficulty

2.	(noun) the elasticity and hardness of a metal object; its ability to absorb considerable energy before cracking
	Synonyms: temper
	Related Words: elasticity

3.	(noun) the property of being big and strong
	Synonyms: huskiness, ruggedness
	Related Words: strength

4.	(noun) enduring strength and energy
	Synonyms: stamina, staying power
	Related Words: endurance