138 entries under sturdy topic. ×

9
uniform(adjective, calm, strong, simple, firm)
9
vigorous(adjective, strong, sound, complete, tough)
8
burly(adjective, strong, tough, fit, firm)
8
certain(adjective, good, strong, sound, correct)
8
hardy(adjective, person, body, strong, sound)
8
thorough(adjective, sound, complete, total, perfect)
6
cool(adjective, good, great, pleasant, reasonable)
6
forceful(adjective, clear, strong, sound, tough)
6
healthy(adjective, strong, hard, sound, complete)
6
mighty(adjective, person, body, strong, sound)
6
muscular(adjective, person, body, strong, sound)
6
regular(verb, adjective, sound, complete, correct)
6
well-made(adjective, strong, cool, great, sound)
5
brawny(adjective, person, body, strong, tough)
5
changeless(adjective, severe, firm, harsh, stable)
5
resistant(adjective, strong, hard, tough, fit)
5
unbreakable(adjective, strong, hard, tough, severe)
5
unchangeable(adjective, calm, strong, secure, firm)
5
well-constructed(complete, vigorous)
4
beefy(adjective, person, body, big, heavy)
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APASmart Define. (2016). solid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/solid/thesaurus/synonyms
ChicagoSmart Define. 2016. "solid thesaurus" https://smartdefine.org/solid/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, solid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/solid/thesaurus/synonyms>.
MLASmart Define. "solid thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/solid/thesaurus/synonyms>