891 entries under adjective topic. ×
| explicit(clear, complete, total, plain) | |
| hard-nosed(mean, clear, strong, hard) | |
| impenetrable(close, set, hard, solid) | |
| inelastic(hard, tough, solid, determined) | |
| peremptory(resolution, authoritative, overbearing) | |
| severe(clear, strong, hard, tough) | |
| stalwart(calm, strong, sound, tough) | |
| steely(strong, hard, tough, solid) | |
| stern(hard, tough, severe, rough) | |
| taut(strong, hard, secure, rough) | |
| tense(verb, hard, strengthen, stiff) | |
| thick(close, strong, hard, tough) | |
| abiding(calm, strong, complete, secure) | |
| confirmed(characteristic, hard, rough, harsh) | |
| decisive(good, set, clear, strong) | |
| changeless(solid, certain, stable, limited) | |
| close(set, fix, hard, settle) | |
| exact(close, correct, severe, plain) | |
| immobile(calm, quiet, strong, secure) | |
| immutable(calm, strong, hard, secure) |
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| APA | Smart Define. (2016). firm thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/firm/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "firm thesaurus" https://smartdefine.org/firm/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, firm thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/firm/thesaurus/synonyms>. |
| MLA | Smart Define. "firm thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/firm/thesaurus/synonyms> |