- Definitions|1
- Thesaurus|921
- Abbreviations|0
121 entries under rational topic. ×
| hard-boiled(adjective, calm, hard, sound, tough) | |
| inhibited(adjective, calm, sensible, dark, restrained) | |
| intellectual(adjective, good, sound, reasonable, sensible) | |
| intent(adjective, reasonable, keen, deep) | |
| justifiable(adjective, sound, sensible, intelligent) | |
| keen(adjective, reasonable, sensible, deep) | |
| lucid(adjective, calm, quiet, sound, reasonable) | |
| meditative(adjective, reasonable, keen, deep) | |
| melancholy(adjective, reasonable, keen, deep) | |
| moderate(adjective, quiet, cool, sound, reasonable) | |
| museful(adjective, reasonable, keen, deep) | |
| musing(adjective, reasonable, keen, deep) | |
| no-nonsense(adjective, calm, quiet, reasonable, sensible) | |
| peaceful dull(expression, calm, quiet, reasonable, dark) | |
| pensive(adjective, reasonable, keen, deep) | |
| perceiving(adjective, sound, sensible, intelligent) | |
| percipient(adjective, sound, sensible, intelligent) | |
| philosophic(adjective, sound, reasonable, keen, sensible) | |
| plausible(adjective, open, sound, honest, sensible) | |
| pondering(adjective, reasonable, keen, deep) |
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| APA | Smart Define. (2015). levelheaded thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/levelheaded/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "levelheaded thesaurus" https://smartdefine.org/levelheaded/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, levelheaded thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/levelheaded/thesaurus/synonyms>. |
| MLA | Smart Define. "levelheaded thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/levelheaded/thesaurus/synonyms> |