193 entries under determined topic. ×

1
concluded(adjective, firm, usual, regular)
1
customary(adjective, firm, usual, regular)
1
dead set(adjective, resolute, uncompromising, unshakeable)
1
driven(adjective, firm, serious, resolute)
1
eager(adjective, clear, tough, severe, keen)
1
endless(adjective, certain, steady, resolute)
1
entrenched(adjective, firm, usual, regular)
1
explicit(adjective, strong, complete, flat, total)
1
fervid(adjective, clear, kind, tough, severe)
1
fierce(adjective, clear, tough, severe, keen)
1
game(adjective, noble, resolute, courageous)
1
hanging(adjective, resolute, obstinate, uncompromising)
1
hard-working(adjective, keen, energetic, enthusiastic)
1
incessant(adjective, energetic, active, steady)
1
indurate(adjective, resolute, uncompromising, unshakeable)
1
inelastic(adjective, resolute, obstinate, uncompromising)
1
interminable(adjective, steady, resolute, persistent)
1
keen(adjective, clear, tough, severe, passionate)
1
locked in(expression, adjective, secure, usual)
1
lusty(adjective, strong, keen, solid, passionate)
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APASmart Define. (2016). steadfast thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/steadfast/thesaurus/synonyms
ChicagoSmart Define. 2016. "steadfast thesaurus" https://smartdefine.org/steadfast/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, steadfast thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/steadfast/thesaurus/synonyms>.
MLASmart Define. "steadfast thesaurus" 11 March 2016. Web. 24 September 2026. <https://smartdefine.org/steadfast/thesaurus/synonyms>