43 entries under good topic. ×

9
sound(adjective, correct, reasonable, reason)
8
valid(adjective, sound, right, reasonable)
7
well-founded(adjective, sound, reason, proper)
6
just(adjective, sound, correct, right)
5
cogent(adjective, sound, correct, reasonable)
4
credible(sound, right, reasonable, rational)
4
justified(correct, proper, moral, forceful)
4
legal(sound, right, reasonable, rational)
4
legitimate(sound, correct, right, reasonable)
4
solid(adjective, sound, right, reasonable)
4
substantial(sound, right, reasonable, rational)
3
strong(sound, right, reasonable, rational)
2
authoritative(sound, right, reasonable, rational)
2
confirmed(sound, right, reasonable, rational)
2
lawful(sound, right, reasonable, rational)
2
logical(sound, right, reasonable, rational)
2
trustworthy(sound, right, reasonable, rational)
2
weighty(sound, right, reasonable, rational)
1
authentic(sound, right, reasonable, rational)
1
bona fide(expression, sound, right, reasonable)
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APASmart Define. (2016). well-grounded thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/well-grounded/thesaurus/synonyms
ChicagoSmart Define. 2016. "well-grounded thesaurus" https://smartdefine.org/well-grounded/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, well-grounded thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/well-grounded/thesaurus/synonyms>.
MLASmart Define. "well-grounded thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/well-grounded/thesaurus/synonyms>