- Definitions|1
- Thesaurus|716
- Abbreviations|0
21 entries under reason topic. ×
| sound(adjective, good, correct, reasonable) | |
| valid(adjective, good, sound, right, reasonable) | |
| well-founded(adjective, good, sound, proper) | |
| just(adjective, good, sound, correct, right) | |
| reasonable(adjective, sound, correct, proper) | |
| cogent(adjective, good, sound, correct, reasonable) | |
| rational(adjective, sound, reasonable, forceful) | |
| sane(adjective, sane) | |
| sensible(adjective, sane) | |
| solid(adjective, good, sound, right, reasonable) | |
| judicious(adjective, knowledgeable, cultured, sane) | |
| commonsensical(adjective, sane) | |
| levelheaded(adjective, sane) | |
| sapient(adjective, sound, knowledgeable, cultured) | |
| balanced(adjective, sane) | |
| commonsensible(adjective, sane) | |
| sagacious(adjective, sane) | |
| sage(adjective, knowledgeable, cultured, sane) | |
| wise(adjective, sane) | |
| prudent(adjective, sane) |
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| APA | Smart Define. (2016). well-grounded thesaurus. Retrieved September 26, 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 26, 2026). |
| Harvard | Smart Define 2016, well-grounded thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/well-grounded/thesaurus/synonyms>. |
| MLA | Smart Define. "well-grounded thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/well-grounded/thesaurus/synonyms> |