Synonyms|468Antonyms|98|Broader|6Narrower|0Related|413

88 entries under constant topic. ×

1
substantial(calm, strong, steady, even)
1
together(adjective, calm, strong, secure, firm)
1
unceasing(adjective, persistent, continuous, endless)
1
well-built(calm, strong, solid, steady, substantial)
1
well-founded(calm, strong, solid, steady, substantial)
0
in for the long haul(expression, stable, enduring, lasting)
0
same(set, regular, fixed, rigid)
0
sturdy(calm, strong, steady, substantial, even)
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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>