139 entries under stubborn topic. ×
| unmodifiable(adjective, secure, certain, steady, limited) | |
| willful(tough, determined, fixed, resolute, inflexible) | |
| balky(tough, unreasonable, inflexible, obstinate) | |
| contradictory(determined, fixed) | |
| hard-and-fast(hard, rigid, inflexible, strict, obstinate) | |
| heady(determined, fixed) | |
| heartless(mean, hard, harsh, inflexible, obstinate) | |
| hitched(secure, rigid, inflexible, immovable) | |
| hooked(secure, rigid, inflexible, immovable) | |
| located(secure, solid, stiff, rigid, inflexible) | |
| merciless(unbending, rocky, pebbly, flinty) | |
| opinionative(determined, fixed) | |
| ornery(tough, unreasonable, inflexible, obstinate) | |
| restive(determined, fixed) | |
| set in your ways(expression, idiom, obstinate, unbending) | |
| situated(secure, solid, stiff, rigid, inflexible) | |
| unreasonable(tough, inflexible, obstinate, willful) | |
| untoward(tough, unreasonable, inflexible, obstinate) | |
| wrong-headed(determined, fixed) |
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| APA | Smart Define. (2016). firm thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/firm/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "firm thesaurus" https://smartdefine.org/firm/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2016, firm thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/firm/thesaurus/synonyms>. |
| MLA | Smart Define. "firm thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/firm/thesaurus/synonyms> |