251 entries under reasonable topic. ×

5
ruminative(adjective, rational, thoughtful, sober)
5
thoughtful(adjective, good, sound, sensible)
4
analytical(adjective, adverb, clear, sound)
4
analytic(adjective, clear, sound, reason)
4
acceptable(adjective, tolerable, credible, permissible)
4
balanced(sound, sensible, rational, healthy)
4
commonsense(adjective, sound, rational)
4
compelling(adjective, clear, sound, rational)
4
conceivable(adjective, credible)
4
convincing(adjective, clear, sound, rational)
4
credible(adjective, good, sound, right)
4
fair(adjective, good, clear, sound)
4
good(adjective, sound, right, sensible)
4
inferential(adjective, clear, sound, rational)
4
informed(adjective, sensible, rational, stable)
4
level-headed(adjective, sound, tough, sharp)
4
obvious(adjective, clear, sound, plain)
4
perspicacious(adjective, sound, sensible, reasoning)
4
persuasive(adjective, good, sound, right)
4
ratiocinative(adjective, clear, sound, reason)
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APASmart Define. (2015). logical thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/logical/thesaurus/synonyms
ChicagoSmart Define. 2015. "logical thesaurus" https://smartdefine.org/logical/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, logical thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/logical/thesaurus/synonyms>.
MLASmart Define. "logical thesaurus" 19 October 2015. Web. 23 September 2026. <https://smartdefine.org/logical/thesaurus/synonyms>