167 entries under sturdy topic. ×
| disciplinary(adjective, hard, tough, rugged) | |
| dyed-in-the-wool(adjective, hard, tough, rugged) | |
| extensive(powerful, significant, large, robust) | |
| ferric(adjective, hard, tough, rigid) | |
| ferrous(adjective, hard, tough, rigid) | |
| forbidding(adjective, hard, tough, rugged) | |
| frowning(adjective, hard, tough, rugged) | |
| gorillalike(stout, brawny, husky) | |
| grim(adjective, hard, tough, rugged) | |
| hang-tough(adjective, hard, tough, rugged) | |
| hard-boiled(adjective, hard, tough, rugged) | |
| hard-core(adjective, hard, tough, rigid) | |
| hard-line(adjective, hard, tough, rigid) | |
| hard-shell(adjective, hard, tough, rugged) | |
| hardheaded(adjective, hard, tough, cold) | |
| hulk(adjective, hard, substantial, compact) | |
| implacable(adjective, hard, tough, rigid) | |
| insensible(adjective, hard, tough, rigid) | |
| molded(adjective, hard, solid, stiff) | |
| mortified(adjective, hard, tough, rugged) |
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| APA | Smart Define. (2016). strong thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/strong/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "strong thesaurus" https://smartdefine.org/strong/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, strong thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/strong/thesaurus/synonyms>. |
| MLA | Smart Define. "strong thesaurus" 1 April 2016. Web. 26 September 2026. <https://smartdefine.org/strong/thesaurus/synonyms> |