98 entries under firm topic. ×

1
fireball(adjective, strong, determined, steady)
1
go-go(adjective, strong, determined, steady)
1
grind(adjective, strong, determined, steady)
1
incessant(adjective, strong, determined, steady)
1
inexhaustible(adjective, strong, energetic, determined)
1
insubordinate(tough, unreasonable, grim, inflexible)
1
ornery(tough, unreasonable, grim, inflexible)
1
set in stone(expression, adjective, idiom, mean, hard)
1
settled(adjective, strong, serious, resolute)
1
solid(adjective, strong, tough, determined)
1
unceasing(adjective, strong, determined, steady)
1
uncompliant(adjective, tough, unreasonable, grim)
1
undeterred(adjective, strong, determined, steady)
1
unmanageable(tough, determined, unreasonable, fixed)
1
unreasonable(tough, grim, inflexible, obstinate)
1
unstinted(adjective, strong, determined, steady)
1
untoward(tough, unreasonable, grim, inflexible)
0
eager beaver(expression, adjective, strong, determined)
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APASmart Define. (2015). dogged thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/dogged/thesaurus/synonyms
ChicagoSmart Define. 2015. "dogged thesaurus" https://smartdefine.org/dogged/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, dogged thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/dogged/thesaurus/synonyms>.
MLASmart Define. "dogged thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/dogged/thesaurus/synonyms>