- Definitions|2
- Thesaurus|217
- Abbreviations|0
50 entries under calm topic. ×
| durable(adjective, strong, tough, continue) | |
| lasting(adjective, strong, tough, continue) | |
| enduring(adjective, strong, continue, substantial) | |
| permanent(adjective, strong, continue, sturdy) | |
| abiding(adjective, strong, continue, substantial) | |
| constant(adjective, strong, substantial, stable) | |
| tough(adjective, strong, solid, steady) | |
| immutable(strong, solid, substantial, constant) | |
| steadfast(strong, solid, steady, stable) | |
| steady(strong, even, constant, unchanging) | |
| anchored(strong, solid, steady, substantial) | |
| balanced(strong, solid, steady, substantial) | |
| brick-wall(strong, solid, steady, substantial) | |
| deep-rooted(strong, solid, steady, substantial) | |
| equable(strong, solid, steady, substantial) | |
| even(strong, solid, steady, substantial) | |
| fast(strong, tough, solid, substantial) | |
| firm(strong, tough, steady, even) | |
| fixed resistant(expression, strong, solid, substantial) | |
| invariable(strong, solid, steady, substantial) |
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| APA | Smart Define. (2016). perdurable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/perdurable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "perdurable thesaurus" https://smartdefine.org/perdurable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, perdurable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/perdurable/thesaurus/synonyms>. |
| MLA | Smart Define. "perdurable thesaurus" 3 March 2016. Web. 22 September 2026. <https://smartdefine.org/perdurable/thesaurus/synonyms> |