Synonyms|359Antonyms|67|Broader|1Narrower|0Related|355

92 entries under sound topic. ×

1
heavy-duty(adjective, strong, tough, solid)
1
in fine feather(expression, adjective, idiom, strong)
1
irrefutable(reasonable, rational, absolute, indisputable)
1
legit(adjective, good, right, reasonable)
1
mighty(adjective, strong, great, tough)
1
muscular(adjective, strong, tough, solid)
1
reinforced(adjective, strong, tough, solid)
1
right(adjective, good, reasonable, rational)
1
robust(adjective, strong, secure, tough)
1
sinewy(adjective, strong, tough, solid)
1
stalwart(adjective, calm, strong, secure)
1
stark(adjective, strong, tough, solid)
1
strapping(adjective, strong, tough, solid)
1
telling(reasonable, rational)
1
tenacious(adjective, strong, secure, tough)
1
vigorous(adjective, strong, tough, solid)
0
attested(good, right, reasonable, rational)
0
defensible(adjective, reasonable, rational, justified)
0
determinative(reasonable, rational)
0
efficacious(good, right, reasonable, rational)
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ChicagoSmart Define. 2016. "well-founded thesaurus" https://smartdefine.org/well-founded/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2016, well-founded thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/well-founded/thesaurus/synonyms>.
MLASmart Define. "well-founded thesaurus" 29 March 2016. Web. 30 September 2026. <https://smartdefine.org/well-founded/thesaurus/synonyms>