Synonyms|71Antonyms|0|Broader|1Narrower|0Related|0

11 entries under determined topic. ×

2
dogged(adjective, persistent)
1
inflexible(steady, fixed, impassive, obstinate)
1
mulish(sharp, practical, shrewd, obstinate)
1
obdurate(steady, fixed, impassive, inflexible)
1
obstinate(sharp, practical, shrewd, stubborn)
1
pertinacious(sharp, practical, shrewd, obstinate)
1
pigheaded(sharp, practical, shrewd, obstinate)
1
resolute(sharp, steady, fixed, practical)
1
tenacious(obstinate, stubborn, relentless, unwavering)
1
unbending(obstinate, stubborn, relentless, unwavering)
1
unyielding(sharp, steady, fixed, practical)
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APASmart Define. (2011). tough nut thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/tough_nut/thesaurus/synonyms
ChicagoSmart Define. 2011. "tough nut thesaurus" https://smartdefine.org/tough_nut/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2011, tough nut thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/tough_nut/thesaurus/synonyms>.
MLASmart Define. "tough nut thesaurus" 23 May 2011. Web. 28 September 2026. <https://smartdefine.org/tough_nut/thesaurus/synonyms>