Synonyms|219Antonyms|0|Broader|0Narrower|0Related|0

66 entries under fixed topic. ×

1
set in stone(expression, adjective, idiom, calm, strong)
1
settled(adjective, firm, solid, determined, usual)
1
solid(adjective, calm, strong, firm, fast)
1
sound(adjective, calm, strong, secure, fit)
1
stabile(adjective, calm, strong, secure, firm)
1
stable(adjective, strong, firm, solid, steady)
1
staunch(adjective, calm, strong, secure, firm)
1
steadfast(adjective, calm, strong, secure, firm)
1
steady(adjective, calm, strong, secure, firm)
1
sturdy(adjective, calm, strong, secure, firm)
1
substantial(adjective, calm, strong, secure, firm)
1
sure(adjective, calm, strong, secure, firm)
1
unchangeable(adjective, calm, strong, secure, firm)
1
unfluctuating(adjective, calm, strong, secure, firm)
1
uniform(adjective, calm, strong, secure, firm)
1
unvarying(adjective, calm, strong, secure, firm)
1
unwavering(adjective, calm, strong, secure, firm)
0
allegiant(adjective, firm, solid, stable)
0
ardent(adjective, firm, solid, stable)
0
changeless(adjective, firm, solid, stable)
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APASmart Define. (2011). solid as a rock thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms
ChicagoSmart Define. 2011. "solid as a rock thesaurus" https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2011, solid as a rock thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms>.
MLASmart Define. "solid as a rock thesaurus" 24 May 2011. Web. 26 September 2026. <https://smartdefine.org/solid_as_a_rock/thesaurus/synonyms>