Synonyms|25Antonyms|5|Broader|35Narrower|24Related|131
6
studious(adjective, characteristic, cogency, analytics)
6
subtle(adjective, characteristic, cogency, analytics)
6
systematic(adjective, characteristic, cogency, analytics)
6
testify(verb, action, assurance, verification)
6
testing(adjective, characteristic, cogency, analytics)
6
thorough(adjective, characteristic, cogency, analytics)
6
valid(adjective, characteristic, cogency, analytics)
6
validate(verb, action, assurance, verification)
6
vouch(verb, action, assurance, verification)
6
well-grounded(adjective, characteristic, cogency, analytics)
6
witness(verb, action, assurance, verification)
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APASmart Define. (1970). sound argument thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/sound_argument/thesaurus/related
ChicagoSmart Define. 1970. "sound argument thesaurus" https://smartdefine.org/sound_argument/thesaurus/related (accessed September 28, 2026).
HarvardSmart Define 1970, sound argument thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/sound_argument/thesaurus/related>.
MLASmart Define. "sound argument thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/sound_argument/thesaurus/related>