9 entries under unreasonable topic. ×

31
stubborn(adjective, characteristic, quality, firm, resist)
30
rigid(adjective, firm, resist, determined)
25
inflexible(adjective, firm, resist, determined)
22
firm(adjective, determined, resolute, rigid)
21
unbending(adjective, tough, firm, resist, determined)
21
unyielding(adjective, firm, resist, determined)
11
fixed(adjective, firm, determined, resolute)
1
ornery(adjective, tough, firm, grim)
1
refractory(adjective, tough, firm, grim)
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APASmart Define. (2013). unbendable thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unbendable/thesaurus/synonyms
ChicagoSmart Define. 2013. "unbendable thesaurus" https://smartdefine.org/unbendable/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2013, unbendable thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unbendable/thesaurus/synonyms>.
MLASmart Define. "unbendable thesaurus" 27 June 2013. Web. 27 September 2026. <https://smartdefine.org/unbendable/thesaurus/synonyms>