184 entries under solid topic. ×

1
concentrated(adjective, strong, hard, tough)
1
concrete(adjective, set, strong, hard, tough)
1
constant(adjective, calm, strong, secure, tough)
1
deep-rooted(adjective, calm, strong, steady)
1
effectual(strong, complete, energetic, vigorous)
1
equable(adjective, calm, strong, secure, firm)
1
even(adjective, calm, strong, secure, firm)
1
fixed resistant(expression, calm, strong, substantial)
1
hardened(strong, hard, tough, fit)
1
impervious(hard, tough, rigid, inflexible)
1
in fine feather(expression, adjective, idiom, strong, sound)
1
loyal(adjective, firm, true, stable)
1
nailed(calm, strong, steady, substantial)
1
perdurable(calm, strong, tough, steady)
1
poised(adjective, calm, strong, secure, firm)
1
powerhouse(adjective, strong, tough, powerful)
1
right(adjective, complete, fit, vigorous)
1
rooted(adjective, strong, hard, substantial)
1
safe(adjective, calm, strong, complete, secure)
1
sane(adjective, complete, fit, vigorous)
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APASmart Define. (2016). sturdy thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sturdy/thesaurus/synonyms
ChicagoSmart Define. 2016. "sturdy thesaurus" https://smartdefine.org/sturdy/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, sturdy thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sturdy/thesaurus/synonyms>.
MLASmart Define. "sturdy thesaurus" 24 March 2016. Web. 23 September 2026. <https://smartdefine.org/sturdy/thesaurus/synonyms>