177 entries under sturdy topic. ×
| never-failing(adjective, complete, total, solid, certain) | |
| austere(adjective, strong, hard, tough, severe) | |
| compacted(adjective, set, strong, hard, solid) | |
| healthy(adjective, strong, sound, complete, tough) | |
| hearty(adjective, strong, sound, complete, tough) | |
| physical(adjective, strong, hard, solid, material) | |
| rocklike(adjective, strong, hard, substantial, stiff) | |
| serious(adjective, strong, hard, tough, severe) | |
| stiff-necked(adjective, mean, strong, hard, tough) | |
| unquestioning(adjective, set, clear, solid, certain) | |
| well-constructed(complete, solid, vigorous) | |
| allegiant(adjective, close, correct, continue, honest) | |
| authoritarian(adjective, strong, hard, tough, severe) | |
| bullheaded(adjective, strong, hard, tough, determined) | |
| hard-line(adjective, strong, hard, tough, severe) | |
| hardheaded(adjective, strong, hard, tough, determined) | |
| husky(adjective, strong, hard, tough, fit) | |
| intense(adjective, clear, tough, severe, harsh) | |
| material(adjective, strong, hard, solid, physical) | |
| regular(adjective, dull, complete, solid, usual) |
For more, visit
Firm on
Power Thesaurus
| APA | Smart Define. (2016). firm thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/firm/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "firm thesaurus" https://smartdefine.org/firm/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, firm thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/firm/thesaurus/synonyms>. |
| MLA | Smart Define. "firm thesaurus" 31 March 2016. Web. 27 September 2026. <https://smartdefine.org/firm/thesaurus/synonyms> |