112 entries under determined topic. ×

6
hidebound(adjective, resolute, persistent, obstinate)
6
inelastic(adjective, tough, firm, stiff)
6
pat(adjective, resolute, obstinate, uncompromising)
6
persistent(adjective, tough, unreasonable, grim)
6
unstoppable(adjective, harsh, cruel, fierce)
5
indurate(adjective, mean, hard, resolute)
5
iron-willed(adjective, resolute, uncompromising, unshakeable)
5
persevering(adjective, tough, firm, unreasonable)
5
pertinacious(adjective, tough, resolute, obstinate)
5
rock-ribbed(adjective, resolute, uncompromising, unshakeable)
5
unswerving(adjective, intense, resolute, persistent)
4
bullheaded(adjective, strong, hard, tough)
4
contrary(adjective, resolute, persistent, obstinate)
4
decided(adjective, resolution, resolute, expected)
4
hard-line(adjective, strong, hard, tough, firm)
4
pigheaded(adjective, mean, hard, tough)
4
steady(adjective, resolution, resolute, persistent)
3
dead set(adjective, resolute, uncompromising, unshakeable)
3
hardened(adjective, hard, tough, harsh)
3
inhuman(adjective, mean, hard, tough, evil)
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APASmart Define. (2015). inexorable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/inexorable/thesaurus/synonyms
ChicagoSmart Define. 2015. "inexorable thesaurus" https://smartdefine.org/inexorable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, inexorable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/inexorable/thesaurus/synonyms>.
MLASmart Define. "inexorable thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/inexorable/thesaurus/synonyms>