54 entries under firm topic. ×

31
stubborn(adjective, characteristic, quality, resist)
30
rigid(adjective, resist, determined, unreasonable)
25
inflexible(adjective, resist, determined, unreasonable)
21
unbending(adjective, tough, resist, determined)
21
unyielding(adjective, resist, determined, unreasonable)
18
stiff(adjective, determined, resolute, rigid)
12
obstinate(adjective, determined, resolute, rigid)
11
fixed(adjective, determined, unreasonable, resolute)
11
set(adjective, determined, resolute, rigid)
7
incompliant(adjective, resist, determined, resolute)
7
inelastic(adjective, determined, resolute, rigid)
6
resistant(adjective, determined, resolute, rigid)
3
hard(adjective, rigid, inflexible, unbending)
3
solid(adjective, rigid, inflexible, unbending)
2
indurate(adjective, determined, resolute, rigid)
2
steely(adjective, determined, resolute, rigid)
1
brittle(adjective, rigid, inflexible, unbending)
1
buckram(adjective, rigid, inflexible, unbending)
1
ornery(adjective, tough, unreasonable, grim)
1
refractory(adjective, tough, unreasonable, grim)
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APASmart Define. (2013). unbendable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unbendable/thesaurus/synonyms
ChicagoSmart Define. 2013. "unbendable thesaurus" https://smartdefine.org/unbendable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2013, unbendable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unbendable/thesaurus/synonyms>.
MLASmart Define. "unbendable thesaurus" 27 June 2013. Web. 25 September 2026. <https://smartdefine.org/unbendable/thesaurus/synonyms>