138 entries under sturdy topic. ×

12
well-founded(adjective, calm, good, strong, sound)
12
whole(verb, adjective, sound, complete, clean)
11
heavy(adjective, characteristic, person, set, body)
11
durable(adjective, calm, strong, sound, tough)
11
fast(verb, adjective, adverb, calm, strong)
11
powerful(adjective, good, person, clear, body)
11
staunch(noun, adjective, calm, good, strong)
11
tight(adjective, adverb, good, close, strong)
10
immovable(adjective, strong, secure, firm, steady)
10
robust(adjective, person, body, strong, sound)
10
set(adjective, calm, strong, hard, secure)
10
sober(adjective, reasonable, firm, sensible, fair)
10
unwavering(adjective, calm, strong, secure, firm)
10
unyielding(adjective, set, strong, hard, sound)
10
well-built(adjective, calm, person, body, strong)
9
complete(adjective, complete, excellent, total, perfect)
9
constant(verb, adjective, calm, good, strong)
9
entire(adjective, sound, complete, vigorous, whole)
9
intact(verb, adjective, sound, complete, simple)
9
sensible(adjective, reasonable, firm, honest, physical)
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APASmart Define. (2016). solid thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/solid/thesaurus/synonyms
ChicagoSmart Define. 2016. "solid thesaurus" https://smartdefine.org/solid/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, solid thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/solid/thesaurus/synonyms>.
MLASmart Define. "solid thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/solid/thesaurus/synonyms>