45 entries under standed topic. ×

1
hard-shell(adjective, stable, sure, balanced)
1
hard and fast(adjective, stable, sure, balanced)
1
hard as the nether millstone(adjective, stable, sure, balanced)
1
hardened(adjective, stable, sure, balanced)
1
hardshell(adjective, stable, sure, balanced)
1
immovable(adjective, stable, sure, balanced)
1
imperturbable(adjective, stable, sure, balanced)
1
inexorable(adjective, stable, sure, balanced)
1
inflexible(adjective, stable, sure, balanced)
1
iron-bound(adjective, stable, sure, balanced)
1
iron-handed(adjective, stable, sure, balanced)
1
iron bound(adjective, stable, sure, balanced)
1
iron handed(adjective, stable, sure, balanced)
1
not easily moved(adjective, stable, sure, balanced)
1
not easily upset(adjective, stable, sure, balanced)
1
rock-ribbed(adjective, stable, sure, balanced)
1
rock-solid(adjective, stable, sure, balanced)
1
secure(adjective, stable, sure, balanced)
1
thick-and-thin(adjective, stable, sure, balanced)
1
unmoved(adjective, stable, sure, balanced)
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APASmart Define. (2013). vacillant thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/vacillant/thesaurus/antonyms
ChicagoSmart Define. 2013. "vacillant thesaurus" https://smartdefine.org/vacillant/thesaurus/antonyms (accessed September 27, 2026).
HarvardSmart Define 2013, vacillant thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/vacillant/thesaurus/antonyms>.
MLASmart Define. "vacillant thesaurus" 28 June 2013. Web. 27 September 2026. <https://smartdefine.org/vacillant/thesaurus/antonyms>