89 entries under solid topic. ×

9
fast(adjective, calm, close, strong, secure)
9
invariable(adjective, calm, strong, steady)
9
lasting(adjective, calm, strong, firm)
9
reliable(adjective, calm, close, strong, secure)
9
single-minded(adjective, firm, sensible, intense)
9
sure(adjective, calm, close, strong, secure)
9
unchangeable(adjective, calm, strong, secure, flat)
9
unshaken(adjective, set, clear, strong, flat)
8
abiding(adjective, calm, strong, secure, flat)
8
dependable(adjective, close, correct, firm, honest)
8
stalwart(adjective, calm, strong, secure, firm)
8
strong(adjective, calm, flat, firm)
7
immutable(adjective, calm, set, strong)
7
permanent(adjective, calm, strong, firm)
7
sturdy(adjective, calm, strong, secure, firm)
7
tough(adjective, calm, strong, secure, firm)
7
uniform(adjective, calm, strong, secure, smooth)
6
secure(verb, adjective, calm, strong, firm)
6
unvarying(adjective, calm, strong, secure, smooth)
5
pat(adjective, firm, determined, steady)
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APASmart Define. (2015). unwavering thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unwavering/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwavering thesaurus" https://smartdefine.org/unwavering/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unwavering thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unwavering/thesaurus/synonyms>.
MLASmart Define. "unwavering thesaurus" 3 August 2015. Web. 26 September 2026. <https://smartdefine.org/unwavering/thesaurus/synonyms>