190 entries under fixed topic. ×
| self-possessed(adjective, solid, resolution, stable) | |
| self-willed(tough, determined, inflexible, obstinate) | |
| sensible(adjective, solid, physical, material, true) | |
| solid as a rock(expression, adjective, idiom, calm, strong) | |
| solid as rock(expression, adjective, idiom, steady, stable) | |
| staid(adjective, severe, solid, stable, thoughtful) | |
| standardized(adjective, dull, steady, stable, regular) | |
| together(adjective, calm, strong, secure, solid) | |
| unbroken(adjective, dull, complete, steady, stable) | |
| uninterrupted(adjective, dull, complete, steady, stable) | |
| unmodifiable(adjective, secure, certain, steady, limited) | |
| uptight(adjective, tough, severe, harsh) | |
| watchful(adjective, determined, resolute, absorbed) | |
| watching(adjective, determined, resolute, absorbed) | |
| willful(tough, determined, resolute, inflexible) | |
| wrapped up(expression, adjective, absorbed, concentrated) | |
| absorbed(adjective, attentive, concentrated, rapt) | |
| adherent(true, constant, steadfast, immovable) | |
| alert(adjective, determined, resolute, absorbed) | |
| attending(adjective, determined, resolute, absorbed) |
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| APA | Smart Define. (2016). firm thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/firm/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "firm thesaurus" https://smartdefine.org/firm/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, firm thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/firm/thesaurus/synonyms>. |
| MLA | Smart Define. "firm thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/firm/thesaurus/synonyms> |