173 entries under determined topic. ×

4
definite(adjective, strong, hard, severe, flat)
4
inhuman(adjective, harsh, cruel, fierce)
4
ossified(adjective, firm, solid, normal)
3
dead set(adjective, resolute, uncompromising, unshakeable)
3
hanging(adjective, resolute, obstinate, uncompromising)
3
iron-willed(adjective, resolute, uncompromising, unshakeable)
3
settled(adjective, strong, flat, firm, certain)
3
strong(adjective, set, hard, tough, flat)
3
strong-minded(adjective, firm, resolution, fixed)
3
sure(adjective, strong, tough, flat, firm)
3
unappeasable(adjective, harsh, cruel, fierce)
3
unstoppable(adjective, harsh, cruel, fierce)
2
bound(adjective, strong, tough, flat, firm)
2
certain(adjective, limited, definite, fixed)
2
consistent(adjective, set, strong, flat)
2
dead set on(expression, adjective, idiom, strong, secure)
2
enduring(adjective, strong, flat, firm, certain)
2
fast(adjective, close, strong, secure, tough)
2
fractious(adjective, deliberate, hateful, obstinate)
2
froward(adjective, deliberate, intentional)
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APASmart Define. (2016). inflexible thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/inflexible/thesaurus/synonyms
ChicagoSmart Define. 2016. "inflexible thesaurus" https://smartdefine.org/inflexible/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, inflexible thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/inflexible/thesaurus/synonyms>.
MLASmart Define. "inflexible thesaurus" 24 March 2016. Web. 29 September 2026. <https://smartdefine.org/inflexible/thesaurus/synonyms>