- Definitions|0
- Thesaurus|72
- Abbreviations|0
14 entries under sharp topic. ×
| hang tough(expression, adjective, tough, sensible) | |
| intractable(adjective, difficult, practical, shrewd) | |
| locked in(expression, fixed, impassive, inflexible) | |
| mulish(determined, practical, shrewd, obstinate) | |
| obstinate(determined, practical, shrewd, stubborn) | |
| pertinacious(determined, practical, shrewd, obstinate) | |
| pigheaded(determined, practical, shrewd, obstinate) | |
| resolute(determined, steady, fixed, practical) | |
| unyielding(determined, steady, fixed, practical) | |
| headstrong(practical, shrewd, obstinate, stubborn) | |
| level-headed(adjective, tough, sensible, sober) | |
| perverse(practical, shrewd, obstinate, stubborn) | |
| tough(practical, shrewd, obstinate, stubborn) | |
| willful(practical, shrewd, obstinate, stubborn) |
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| APA | Smart Define. (2011). tough nut thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/tough_nut/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "tough nut thesaurus" https://smartdefine.org/tough_nut/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2011, tough nut thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/tough_nut/thesaurus/synonyms>. |
| MLA | Smart Define. "tough nut thesaurus" 23 May 2011. Web. 21 September 2026. <https://smartdefine.org/tough_nut/thesaurus/synonyms> |