- Definitions|2
- Thesaurus|1k
- Abbreviations|0
328 entries under noun topic. ×
| birr(activity, go, drive, power) | |
| bluntness | |
| bottle(spirit, pluck) | |
| bounce(state, quality, ability) | |
| brute force(expression, health, force, body) | |
| cantankerousness | |
| compactness(protection, security, rigidity, hardness) | |
| constancy(support, control, strength, balance) | |
| contrariness | |
| cumbersomeness | |
| dash(power, strength, energy, spirit) | |
| dependability(support, control, strength, balance) | |
| detachment | |
| diligence | |
| dispassion | |
| doughtiness | |
| drive(activity, go, power, strength) | |
| effectiveness(activity, go, drive, power) | |
| efficacy(activity, go, drive, power) | |
| efficiency(activity, go, drive, power) |
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| APA | Smart Define. (2015). toughness thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/toughness/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "toughness thesaurus" https://smartdefine.org/toughness/thesaurus/synonyms (accessed October 1, 2026). |
| Harvard | Smart Define 2015, toughness thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/toughness/thesaurus/synonyms>. |
| MLA | Smart Define. "toughness thesaurus" 21 December 2015. Web. 1 October 2026. <https://smartdefine.org/toughness/thesaurus/synonyms> |