Hard-and-fast Thesaurus / Synonyms / page 4

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

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

66 entries under inflexible topic. ×

0	unmodifiable
0	unmovable
0	unqualified
0	unrelenting(hard, resolute, rigid, strict)
0	unwavering
0	unyielding(hard, rigid, strict, obstinate)

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APA	Smart Define. (2015). hard-and-fast thesaurus. Retrieved October 2, 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 October 2, 2026).
Harvard	Smart Define 2015, hard-and-fast thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/hard-and-fast/thesaurus/synonyms>.
MLA	Smart Define. "hard-and-fast thesaurus" 14 April 2015. Web. 2 October 2026. <https://smartdefine.org/hard-and-fast/thesaurus/synonyms>

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adjective cast-iron certain expression hard idiominflexibleintent obstinate resolute rigid set steadfast stiff strict stubborn unalterable unbending uncompromising