Hard-and-fast Thesaurus / Synonyms

- Definitions|1
- Thesaurus|241
- Abbreviations|0

Synonyms|119 Antonyms|38|Broader|0Narrower|0Related|84

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2	unchangeable(adjective, set, hard, stiff)
1	fixed(adjective, set, hard, stiff)

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APA	Smart Define. (2015). hard-and-fast thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/hard-and-fast/thesaurus/synonyms
Chicago	Smart Define. 2015. "hard-and-fast thesaurus" https://smartdefine.org/hard-and-fast/thesaurus/synonyms (accessed September 26, 2026).
Harvard	Smart Define 2015, hard-and-fast thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/hard-and-fast/thesaurus/synonyms>.
MLA	Smart Define. "hard-and-fast thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/hard-and-fast/thesaurus/synonyms>

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adjective cast-ironcertainexpression hard idiom inflexible intent obstinate resolute rigid set steadfast stiff strict stubborn unalterable unbending uncompromising