72 entries under firm topic. ×

5
balanced(adjective, calm, strong, secure, smooth)
5
sure(adjective, calm, strong, secure)
5
unfluctuating(adjective, calm, strong, secure, smooth)
4
set(adjective, calm, clear, strong, secure)
4
solid(adjective, calm, strong, fast)
4
unfaltering(adjective, set, clear, solid)
3
reliable(adjective, calm, strong, secure)
3
resolute(adjective, calm, strong, secure)
3
settled(adjective, solid, stable, fixed)
3
stabile(adjective, calm, strong, secure, smooth)
2
certain(adjective, set, clear, solid)
2
dependable(adjective, solid, ordinary, usual)
2
durable(adjective, calm, strong, secure)
2
fast(adjective, calm, strong, secure)
2
immovable(adjective, set, solid, still)
2
staunch(adjective, calm, strong, secure)
2
steady-going(adjective, solid, steady, substantial)
1
brick-wall(adjective, calm, strong, secure)
1
calm(adjective, strong, secure, solid)
1
never-failing(adjective, set, clear, solid)
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APASmart Define. (2015). unvarying thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unvarying/thesaurus/synonyms
ChicagoSmart Define. 2015. "unvarying thesaurus" https://smartdefine.org/unvarying/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unvarying thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unvarying/thesaurus/synonyms>.
MLASmart Define. "unvarying thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/unvarying/thesaurus/synonyms>