79 entries under secure topic. ×
| immovable(adjective, strong, firm, solid) | |
| staunch(adjective, calm, close, strong) | |
| fastened(adjective, strong, sound, firm) | |
| solid(verb, adjective, adverb, calm, strong) | |
| sure(adjective, calm, close, strong) | |
| secured(adjective, strong, substantial, stable) | |
| unwavering(adjective, calm, close, strong) | |
| anchored(adjective, calm, strong, firm) | |
| closed(strong, property, substantial, stable) | |
| immobile(adjective, strong, solid, intense) | |
| rooted(adjective, strong, fixed, impassive) | |
| stubborn(adjective, characteristic, quality, strong) | |
| bolted(adjective, strong, short, substantial) | |
| locked(adjective, strong, sound, firm) | |
| attached(adjective, close, correct, firm) | |
| reliable(adjective, calm, close, strong) | |
| resolute(adjective, calm, close, strong) | |
| abiding(adjective, calm, strong, tough) | |
| balanced(adjective, calm, strong, firm) | |
| unshakable(strong, steady, substantial, stable) |
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| APA | Smart Define. (2016). fast thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/fast/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fast thesaurus" https://smartdefine.org/fast/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, fast thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/fast/thesaurus/synonyms>. |
| MLA | Smart Define. "fast thesaurus" 1 April 2016. Web. 21 September 2026. <https://smartdefine.org/fast/thesaurus/synonyms> |