73 entries under steady topic. ×

2
sure(calm, strong, solid, even)
2
unbroken(adjective, dull, stable, regular)
2
uninterrupted(adjective, dull, stable, regular)
1
anchored(calm, strong, solid, even)
1
brick-wall(calm, strong, solid, substantial)
1
calm(strong, solid, substantial, even)
1
connected(adjective, dull, stable, regular)
1
deep-rooted(calm, strong, solid, substantial)
1
habitual(adjective, dull, stable, regular)
1
like the Rock of Gibralter(expression, adjective, idiom, stable)
1
monochrome(adjective, dull, stable, regular)
1
monophonic(adjective, dull, stable, regular)
1
monotonous(adjective, dull, set, stable)
1
nailed(calm, strong, solid, even)
1
nonstop(adjective, dull, stable, regular)
1
obdurate(adjective, hard, fixed, rigid)
1
poised(calm, strong, solid, substantial)
1
regularized(adjective, dull, stable, regular)
1
reliable(adjective, calm, strong, secure, firm)
1
safe(calm, strong, solid, substantial)
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APASmart Define. (2015). immutable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/immutable/thesaurus/synonyms
ChicagoSmart Define. 2015. "immutable thesaurus" https://smartdefine.org/immutable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, immutable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/immutable/thesaurus/synonyms>.
MLASmart Define. "immutable thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/immutable/thesaurus/synonyms>