210 entries under determined topic. ×
| persistent(adjective, feature, state, characteristic, strong) | |
| stiff(adjective, feature, state, characteristic, set) | |
| rigid(adjective, feature, state, characteristic, mean) | |
| strong(adjective, calm, good, set, strong) | |
| hard(adjective, adverb, feature, state, characteristic) | |
| unyielding(adjective, set, mean, clear, strong) | |
| steadfast(adjective, feature, state, characteristic, calm) | |
| consistent(adjective, strain, solid, certain) | |
| steady(adjective, feature, state, characteristic, calm) | |
| resolute(adjective, calm, close, set, clear) | |
| inflexible(adjective, mean, strong, hard, secure) | |
| fixed(adjective, characteristic, calm, change, set) | |
| stubborn(adjective, resolute, uncompromising, obstinate) | |
| constant(adjective, calm, good, close, strong) | |
| fast(adjective, adverb, calm, close, strong) | |
| immovable(adjective, mean, strong, hard, secure) | |
| tight(adjective, close, strong, hard, free) | |
| uncompromising(adjective, mean, clear, hard, secure) | |
| settled(adjective, characteristic, set, strong, secure) | |
| set(verb, adjective, business, company, characteristic) |
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| APA | Smart Define. (2016). firm thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/firm/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "firm thesaurus" https://smartdefine.org/firm/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, firm thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/firm/thesaurus/synonyms>. |
| MLA | Smart Define. "firm thesaurus" 31 March 2016. Web. 24 September 2026. <https://smartdefine.org/firm/thesaurus/synonyms> |