142 entries under sound topic. ×

11
fast(verb, adjective, adverb, calm, strong)
11
powerful(adjective, good, person, clear, body)
11
pure(adjective, good, great, simple)
11
staunch(noun, adjective, calm, good, strong)
11
unbroken(verb, adjective, complete, smooth)
10
genuine(adjective, good, correct, right)
10
robust(adjective, person, body, strong)
10
true(adjective, good, strong, smooth)
10
unyielding(adjective, set, strong, hard)
10
well-built(adjective, calm, person, body, strong)
9
cogent(adjective, good, clear, reasonable)
9
constant(verb, adjective, calm, good, strong)
9
continuous(verb, adjective, smooth, level)
9
entire(adjective, complete, vigorous, whole)
9
intact(verb, adjective, complete, simple)
9
vigorous(adjective, strong, complete, tough)
8
authentic(adjective, good, correct, right)
8
certain(adjective, good, strong, correct)
8
hardy(adjective, person, body, strong)
8
thorough(adjective, complete, total, perfect)
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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>