50 entries under sound topic. ×

9
binding(adjective, reasonable, severe, rational)
7
convincing(verb, adjective, good, strong)
5
persuasive(adjective, good, strong, right)
5
powerful(verb, adjective, good, strong)
5
valid(verb, adjective, right, reasonable)
3
compelling(adjective, good, strong, reasonable)
2
pure(adjective, good, right, reasonable)
2
strong(adjective, good, right, reasonable)
2
weighty(adjective, good, strong, hard)
1
cogent(adjective, good, strong, reasonable)
1
potent(adjective, good, strong, right)
1
right(good, reasonable, rational, genuine)
1
solid(good, right, reasonable, severe)
1
telling(adjective, strong, reasonable, sharp)
0
attested(good, right, reasonable, rational)
0
authentic(good, right, reasonable, rational)
0
authoritative(good, right, reasonable, rational)
0
bona fide(expression, good, right, reasonable)
0
conclusive(reasonable, rational, influential, winning)
0
confirmed(good, right, reasonable, rational)
<123>
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APASmart Define. (2015). stringent thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/stringent/thesaurus/synonyms
ChicagoSmart Define. 2015. "stringent thesaurus" https://smartdefine.org/stringent/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, stringent thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/stringent/thesaurus/synonyms>.
MLASmart Define. "stringent thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/stringent/thesaurus/synonyms>