Synonyms|175Antonyms|74|Broader|3Narrower|7Related|300

67 entries under rational topic. ×

0
genuine(sound, reasonable)
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in force(expression, sound, reasonable)
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irrefutable(sound, reasonable)
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kosher(sound, reasonable)
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legit(sound, reasonable, justified)
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original(sound, reasonable)
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persuasive(sound, reasonable)
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potent(sound, reasonable)
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powerful(sound, reasonable)
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proven(sound, reasonable)
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pure(sound, reasonable)
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reliable(sound, reasonable)
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secure(adjective, sound, reasonable)
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sound(reasonable, justified)
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stringent(sound, reasonable)
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substantial(sound, reasonable)
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telling(sound, reasonable)
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tested(sound, reasonable)
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true(sound, reasonable)
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trustworthy(sound, reasonable)
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APASmart Define. (2016). defensible thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/defensible/thesaurus/synonyms
ChicagoSmart Define. 2016. "defensible thesaurus" https://smartdefine.org/defensible/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, defensible thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/defensible/thesaurus/synonyms>.
MLASmart Define. "defensible thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/defensible/thesaurus/synonyms>