148 entries under persistent topic. ×

2
true-blue(adjective, resolute, dedicated, unwavering)
2
unflappable(adjective, dull, firm, solid, certain)
2
unfluctuating(adjective, dull, strong, secure, firm)
2
unmitigated(continuous, lasting, continuing, remaining)
1
ardent(adjective, firm, solid, true, stable)
1
bent on(expression, adjective, determined, serious, resolute)
1
buckled down(expression, adjective, serious, resolute)
1
dedicated(adjective, set, firm, solid, determined)
1
driven(adjective, firm, determined, serious, resolute)
1
equable(adjective, dull, firm, solid, steady)
1
even(adjective, dull, firm, solid, ordinary)
1
ever-present(continuous, lasting, continuing, remaining)
1
hard-as-nails(adjective, serious, resolute, unwavering)
1
hard as nails(expression, adjective, idiom, strong, sound)
1
hardboiled(adjective, serious, resolute, unwavering)
1
homogeneous(adjective, dull, steady, stable, regular)
1
incessant(adjective, determined, steady, resolute)
1
intense(adjective, complete, firm, total, solid)
1
interminable(adjective, determined, steady, resolute)
1
like the Rock of Gibralter(expression, adjective, idiom, steady, stable)
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APASmart Define. (2016). fixed thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fixed/thesaurus/synonyms
ChicagoSmart Define. 2016. "fixed thesaurus" https://smartdefine.org/fixed/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, fixed thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fixed/thesaurus/synonyms>.
MLASmart Define. "fixed thesaurus" 16 March 2016. Web. 21 September 2026. <https://smartdefine.org/fixed/thesaurus/synonyms>