- Definitions|0
- Thesaurus|219
- Abbreviations|0
28 entries under firmness topic. ×
| unyielding(adjective, strain, labour, hardiness) | |
| well-established(adjective, strain, labour, hardiness) | |
| fast(adjective, strain, labour, hardiness) | |
| stabile(adjective, strain, labour, hardiness) | |
| stationary(adjective, strain, labour, hardiness) | |
| stout(adjective, strain, labour, hardiness) | |
| substantial(adjective, strain, labour, hardiness) | |
| sustained(adjective, strain, labour, hardiness) |
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| APA | Smart Define. (2015). long-standing thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/long-standing/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "long-standing thesaurus" https://smartdefine.org/long-standing/thesaurus/synonyms (accessed September 28, 2026). |
| Harvard | Smart Define 2015, long-standing thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/long-standing/thesaurus/synonyms>. |
| MLA | Smart Define. "long-standing thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/long-standing/thesaurus/synonyms> |