Synonyms|489Antonyms|42|Broader|2Narrower|0Related|227

86 entries under persistent topic. ×

2
strong-minded(adjective, firm, certain, serious, resolute)
2
true-blue(adjective, resolute, reliable, steadfast)
2
unbending(adjective, firm, certain, limited, definite)
1
ardent(adjective, complete, warm, firm, total)
1
bent(adjective, firm, intense, deliberate, determined)
1
buckled down(expression, adjective, serious, resolute)
1
committed(adjective, complete, warm, total, passionate)
1
driven(adjective, serious, resolute, unwavering)
1
earnest(adjective, complete, warm, firm, total)
1
hard-as-nails(adjective, serious, resolute, unwavering)
1
hardboiled(adjective, serious, resolute, unwavering)
1
incessant(adjective, strong, firm, determined, steady)
1
inexorable(adjective, intense, resolute, rigid)
1
intense(adjective, firm, solid, deliberate, determined)
1
mean business(expression, adjective, intense, deliberate, determined)
1
on ice(expression, adjective, serious, resolute)
1
pat(adjective, firm, solid, steady, serious)
1
serious(adjective, strong, complete, warm, firm)
1
set on(expression, adjective, serious, resolute)
1
tough(adjective, determined, resolute, reliable)
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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>