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

8 entries under fixed topic. ×

1
immovable(adjective, steady, obstinate, stubborn)
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inflexible(determined, steady, impassive, obstinate)
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intransigent(steady, impassive, inflexible, obstinate)
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locked in(expression, sharp, impassive, inflexible)
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obdurate(determined, steady, impassive, inflexible)
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resolute(sharp, determined, steady, practical)
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uncompromising(steady, impassive, inflexible, obstinate)
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unyielding(sharp, determined, steady, practical)
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APASmart Define. (2011). tough nut thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/tough_nut/thesaurus/synonyms
ChicagoSmart Define. 2011. "tough nut thesaurus" https://smartdefine.org/tough_nut/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2011, tough nut thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/tough_nut/thesaurus/synonyms>.
MLASmart Define. "tough nut thesaurus" 23 May 2011. Web. 25 September 2026. <https://smartdefine.org/tough_nut/thesaurus/synonyms>