90 entries under stubborn topic. ×

2
cantankerous(tough, firm, persistent, obstinate)
2
hard-boiled(adjective, mean, strong, hard, tough)
2
immotile(secure, still, fixed, inflexible)
2
insubordinate(tough, firm, persistent, obstinate)
2
perverse(adjective, mean, hard, tough, firm)
2
quiet(adjective, secure, inflexible, immovable)
2
rebellious(adjective, tough, firm, unreasonable, inflexible)
2
situated(secure, firm, solid, stiff, inflexible)
2
unmanageable(tough, firm, persistent, obstinate)
2
willful(tough, firm, inflexible, obstinate)
1
balky(tough, firm, unreasonable, inflexible, obstinate)
1
bullhead(adjective, mean, hard, harsh, inflexible)
1
closed-minded
1
cold fish(expression, adjective, mean, hard)
1
dyed-in-the-wool(adjective, set, strong, hard, tough)
1
hard-and-fast(hard, inflexible, strict, obstinate)
1
nailed(secure, still, fixed, inflexible)
1
ornery(adjective, tough, firm, unreasonable, grim)
1
still(secure, inflexible, passive, motionless)
1
thick-skinned(adjective, mean, hard, harsh, detached)
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APASmart Define. (2015). rigid thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/rigid/thesaurus/synonyms
ChicagoSmart Define. 2015. "rigid thesaurus" https://smartdefine.org/rigid/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, rigid thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/rigid/thesaurus/synonyms>.
MLASmart Define. "rigid thesaurus" 3 August 2015. Web. 28 September 2026. <https://smartdefine.org/rigid/thesaurus/synonyms>