86 entries under persistent topic. ×

4
dedicated(adjective, strong, complete, warm, firm)
4
fast(adjective, firm, solid, stable, fixed)
4
immobile(adjective, intense, resolute, rigid)
4
never-failing(adjective, complete, firm, total, solid)
4
stiff(adjective, reliable, steadfast, unyielding)
4
true(adjective, strong, complete, warm, firm)
4
uncompromising(adjective, clear, firm, certain, definite)
3
changeless(adjective, clear, firm, solid, certain)
3
immovable(adjective, firm, solid, stable, fixed)
3
inflexible(adjective, strong, firm, certain, limited)
3
rigid(adjective, intense, resolute, unqualified)
3
solid(adjective, firm, steady, stable, fixed)
3
strong-willed(adjective, firm, intense, deliberate, determined)
3
unremitting(adjective, strong, firm, energetic, determined)
2
bent on(expression, adjective, serious, resolute)
2
bound(adjective, intense, certain, deliberate, determined)
2
decisive(adjective, firm, certain, determined, serious)
2
intent(adjective, firm, intense, certain, deliberate)
2
obdurate(adjective, intense, resolute, rigid)
2
settled(adjective, firm, solid, intense, certain)
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APASmart Define. (2015). unfaltering thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unfaltering/thesaurus/synonyms
ChicagoSmart Define. 2015. "unfaltering thesaurus" https://smartdefine.org/unfaltering/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, unfaltering thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unfaltering/thesaurus/synonyms>.
MLASmart Define. "unfaltering thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/unfaltering/thesaurus/synonyms>