- Definitions|1
- Thesaurus|782
- Abbreviations|0
48 entries under secure topic. ×
| nailed(calm, strong, solid, steady) | |
| resolute(adjective, calm, strong, easy) | |
| robust(adjective, strong, sound, tough) | |
| stalwart(adjective, calm, strong, sound) | |
| stationary(calm, strong, solid, steady) | |
| tenacious(adjective, strong, sound, tough) | |
| unfluctuating(calm, strong, solid, steady) | |
| bolted(strong, stable) | |
| braced(strong, stable) | |
| cemented(strong, stable) | |
| closed(strong, stable) | |
| embedded(strong, stable) | |
| fastened(strong, stable) | |
| immobile(strong, stable) | |
| immovable(strong, stable) | |
| motionless(strong, stable) | |
| mounted(strong, stable) | |
| petrified(strong, stable) | |
| riveted(strong, stable) | |
| screwed(strong, stable) |
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| APA | Smart Define. (2016). well-founded thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/well-founded/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "well-founded thesaurus" https://smartdefine.org/well-founded/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, well-founded thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/well-founded/thesaurus/synonyms>. |
| MLA | Smart Define. "well-founded thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/well-founded/thesaurus/synonyms> |