- Definitions|1
- Thesaurus|716
- Abbreviations|0
28 entries under adjective topic. ×
| sound(good, correct, reasonable, reason) | |
| valid(good, sound, right, reasonable) | |
| well-founded(good, sound, reason, proper) | |
| just(good, sound, correct, right) | |
| reasonable(sound, correct, reason, proper) | |
| cogent(good, sound, correct, reasonable) | |
| rational(sound, reasonable, reason, forceful) | |
| reasoned | |
| sane(reason, sane) | |
| sensible(reason, sane) | |
| solid(good, sound, right, reasonable) | |
| judicious(reason, knowledgeable, cultured, sane) | |
| unquestionable | |
| commonsensical(reason, sane) | |
| levelheaded(reason, sane) | |
| sapient(sound, reason, knowledgeable, cultured) | |
| versed(knowledgeable, cultured, educated, erudite) | |
| balanced(reason, sane) | |
| commonsensible(reason, sane) | |
| corroborated |
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| APA | Smart Define. (2016). well-grounded thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/well-grounded/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "well-grounded thesaurus" https://smartdefine.org/well-grounded/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2016, well-grounded thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/well-grounded/thesaurus/synonyms>. |
| MLA | Smart Define. "well-grounded thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/well-grounded/thesaurus/synonyms> |