- Definitions|1
- Thesaurus|102
- Abbreviations|0
25 entries under toughness topic. ×
| durability(noun, time, strength, firmness) | |
| constancy(noun, strength, endurance, persistence) | |
| permanence(noun, strength, endurance, persistence) | |
| persistence(noun, strength, endurance, durability) | |
| stability(noun, strength, firmness, hardness) | |
| endurance(noun, strength, persistence, durability) | |
| lastingness(noun, strength, endurance, persistence) | |
| imperishability(noun, strength, firmness, endurance, persistence) | |
| starch(noun, strength, firmness, endurance, persistence) | |
| strength(noun, firmness, hardness, durability) | |
| backbone(noun, strength, endurance, persistence) | |
| grit(noun, strength, endurance, persistence) | |
| guts(noun, strength, endurance, persistence) | |
| gutsiness(noun, strength, endurance, persistence) | |
| hard as nails(noun, expression, idiom, strength, endurance) | |
| hardiness(strength, sturdiness) | |
| heart(noun, strength, endurance, persistence) | |
| indestructibility(strength, durability, permanence, sturdiness) | |
| intestinal fortitude(noun, expression, strength, endurance, persistence) | |
| moxie(noun, strength, endurance, persistence) |
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| APA | Smart Define. (2015). durableness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/durableness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "durableness thesaurus" https://smartdefine.org/durableness/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, durableness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/durableness/thesaurus/synonyms>. |
| MLA | Smart Define. "durableness thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/durableness/thesaurus/synonyms> |