- Definitions|2
- Thesaurus|5k
- Abbreviations|0
74 entries under stable topic. ×
| patterned(adjective, firm, solid, fixed) | |
| reserved(adjective, firm, solid, fixed) | |
| sedate(adjective, firm, solid, big, heavy) | |
| self-possessed(adjective, firm, solid, fixed) | |
| serious-minded(adjective, firm, solid, fixed) | |
| single-minded(adjective, firm, solid, fixed) | |
| steady-going(adjective, firm, solid, fixed) | |
| unchanging(adjective, firm, solid, steady) | |
| unfaltering(adjective, firm, solid, determined) | |
| unqualified(adjective, firm, solid, fixed) | |
| unquestioning(adjective, firm, solid, fixed) | |
| unshaken(adjective, firm, solid, fixed) | |
| unswerving(adjective, firm, solid, fixed) | |
| wholehearted(adjective, firm, solid, enthusiastic, vigorous) |
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| APA | Smart Define. (2016). substantial thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/substantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "substantial thesaurus" https://smartdefine.org/substantial/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, substantial thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/substantial/thesaurus/synonyms>. |
| MLA | Smart Define. "substantial thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/substantial/thesaurus/synonyms> |