48 entries under rigid topic. ×

15
resolute(adjective, tough, firm, determined, distant)
15
uncompromising(adjective, tough, firm, determined, distant)
14
inflexible(adjective, determined, resolute, obstinate)
13
intransigent(adjective, determined, resolute, obstinate)
11
obdurate(adjective, determined, resolute, obstinate)
11
unbending(adjective, determined, resolute, obstinate)
10
unyielding(adjective, determined, resolute, obstinate)
9
fixed(adjective, determined, stiff, resolute)
9
inexorable(adjective, tough, firm, determined, distant)
9
relentless(adjective, determined, resolute, obstinate)
9
set(adjective, determined, resolute, strict)
9
set in stone(expression, adjective, idiom, tough, firm)
9
standing pat(expression, adjective, tough, firm, determined)
9
stiff(adjective, tough, firm, determined, resolute)
9
unrelenting(adjective, determined, resolute, obstinate)
8
firm(adjective, determined, resolute, obstinate)
8
obstinate(adjective, tough, firm, determined, resolute)
3
inelastic(adjective, tough, firm, determined, distant)
1
adamantine(adjective, hard, resolute, inflexible)
1
crisp(adjective, tough, firm, fixed, distant)
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APASmart Define. (2015). unswayable thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unswayable/thesaurus/synonyms
ChicagoSmart Define. 2015. "unswayable thesaurus" https://smartdefine.org/unswayable/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unswayable thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unswayable/thesaurus/synonyms>.
MLASmart Define. "unswayable thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unswayable/thesaurus/synonyms>