126 entries under sturdy topic. ×
| unqualified(adjective, strong, complete, flat, firm) | |
| unswerving(adjective, complete, firm, total, solid) | |
| calm(adjective, quiet, smooth, firm, solid) | |
| single-minded(adjective, tough, firm, solid, determined) | |
| sound(adjective, clear, strong, hard, secure) | |
| concrete(adjective, set, strong, hard, solid) | |
| dependable(adjective, set, strong, tough, firm) | |
| long-lasting(adjective, tough, stable, constant) | |
| loyal(adjective, strong, firm, solid, true) | |
| unquestioning(adjective, set, clear, firm, solid) | |
| never-failing(adjective, set, clear, strong, flat) | |
| reliable(adjective, clear, strong, sound, tough) | |
| stabile(adjective, dull, firm, solid, still) | |
| stark(adjective, strong, hard, sound, tough) | |
| substantial(adjective, strong, hard, sound, tough) | |
| unfluctuating(adjective, dull, strong, secure, firm) | |
| unshaken(adjective, clear, strong, flat, firm) | |
| able(adjective, set, strong, sound, tough) | |
| able-bodied(adjective, strong, sound, tough, solid) | |
| active(adjective, strong, sound, tough, solid) |
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| APA | Smart Define. (2016). fixed thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/fixed/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fixed thesaurus" https://smartdefine.org/fixed/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, fixed thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/fixed/thesaurus/synonyms>. |
| MLA | Smart Define. "fixed thesaurus" 16 March 2016. Web. 25 September 2026. <https://smartdefine.org/fixed/thesaurus/synonyms> |