Added 7 October 2026
toughness
noun
noun Definition from Wiktionary (CC BY-SA). More about toughness at Wordnik → Where our words come from →
- The state of being tough.
- Resistance to fracture when stressed, or the degree of such resistance.
- Fortitude; hardiness; mettle.
Origin
From Middle English toughnesse, towghnesse, towghenesse, equivalent to tough + -ness.
From Wiktionary, via Kaikki.org (CC BY-SA)