98 entries under resolute topic. ×

6
persevering(adjective, tough, firm, determined, unreasonable)
6
unadaptable(adjective, set, hard, stiff)
5
bovine(adjective, determined, obstinate, uncompromising)
5
brass-bound(adjective, determined, obstinate, uncompromising)
5
bull-headed(adjective, determined, obstinate, uncompromising)
5
dead set(expression, adjective, tough, severe, firm)
5
faithful(adjective, correct, solid, intense, exact)
5
immobile(adjective, secure, intense, still, steady)
5
pig-headed(adjective, determined, obstinate, uncompromising)
5
rock-ribbed(adjective, determined, uncompromising, unshakeable)
5
staunch(adjective, set, hard, determined)
5
strong-willed(adjective, determined, uncompromising, unshakeable)
4
indomitable(adjective, strong, hard, tough)
4
intense(adjective, complete, severe, total, harsh)
4
unflinching(adjective, harsh, cruel, determined, fierce)
4
unqualified(adjective, intense, pure, persistent)
3
hanging(adjective, determined, obstinate, uncompromising)
3
iron-willed(adjective, determined, uncompromising, unshakeable)
3
unfaltering(adjective, intense, persistent, unqualified)
3
unmovable(adjective, firm, cruel, fixed)
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APASmart Define. (2015). rigid thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms
ChicagoSmart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, rigid thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>.
MLASmart Define. "rigid thesaurus" 3 August 2015. Web. 26 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms>