8
resolute(noun, adjective, person, certain, stable)
5
stable(adjective, stiff, sure, balanced, solve)
5
stiff(adjective, stable, sure, balanced, solve)
4
strong(adjective, stable, stiff, balanced, solve)
4
stubborn(adjective, stable, sure, balanced, standed)
3
all-outer(noun, adjective, person, resolute, decide)
3
drastic(adjective, solve, decided, resolved)
3
enduring(adjective, stable, stiff, sure, balanced)
3
firm(adjective, stable, stiff, balanced, solve)
3
impregnable(adjective, stable, stiff, sure, balanced)
3
man of decision(noun, person, resolute, decide)
3
man of resolution(noun, person, resolute, decide)
3
set(adjective, stable, sure, balanced, solve)
3
stalwart(adjective, stable, sure, balanced, solve)
3
stanch(adjective, stable, sure, balanced, solve)
3
staunchest(adjective, stable, sure, balanced, solve)
3
steadfast(adjective, stable, stiff, sure, balanced)
3
steady(adjective, stable, stiff, sure, balanced)
3
stout(adjective, stable, stiff, balanced, solve)
3
unchanging(adjective, stable, sure, constant, balanced)
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APASmart Define. (2013). vacillant thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/vacillant/thesaurus/antonyms
ChicagoSmart Define. 2013. "vacillant thesaurus" https://smartdefine.org/vacillant/thesaurus/antonyms (accessed September 22, 2026).
HarvardSmart Define 2013, vacillant thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/vacillant/thesaurus/antonyms>.
MLASmart Define. "vacillant thesaurus" 28 June 2013. Web. 22 September 2026. <https://smartdefine.org/vacillant/thesaurus/antonyms>