- Definitions|2
- Thesaurus|434
- Abbreviations|0
52 entries under toughness topic. ×
| dependability(noun, support, control, strength, balance) | |
| immobility(noun, support, control, strength, balance) | |
| immovability(noun, support, control, strength, balance) | |
| durableness(strength, firmness, hardness) | |
| hard as nails(expression, idiom, strength) | |
| heart | |
| imperishability(strength, firmness, hardness) | |
| indestructibility | |
| lastingness | |
| persistence | |
| starch(strength, firmness, hardness) | |
| stick-to-itiveness |
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| APA | Smart Define. (2015). sturdiness thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/sturdiness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "sturdiness thesaurus" https://smartdefine.org/sturdiness/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, sturdiness thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/sturdiness/thesaurus/synonyms>. |
| MLA | Smart Define. "sturdiness thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/sturdiness/thesaurus/synonyms> |