144 entries under rational topic. ×

4
reflective(adjective, sound, reasonable, severe, honest)
4
stable(adjective, calm, quiet, sound, reasonable)
4
straightforward(adjective, honest, straight, upright)
4
thinking(adjective, sound, reasonable, keen, sensible)
4
unemotional(adjective, calm, cool, tough)
4
unsentimental(adjective, hard, sound, tough, reasonable)
4
unvarnished(adjective, tough, straightforward, unfeeling)
4
well-balanced(adjective, stable)
3
clearheaded(adjective, sensible, articulate, eloquent)
3
deliberate(adjective, calm, quiet, set, cool)
3
discerning(adjective, sound, reasonable, sensible)
3
intelligent(adjective, sound, reasonable, sensible)
3
musing(adjective, reasonable, keen, deep)
3
normal(adjective, sound, reasonable, sensible)
3
sage(adjective, dull, quiet, reasonable, sensible)
3
wistful(adjective, reasonable, keen, deep)
2
all there(expression, adjective, good, sound, reasonable)
2
cognitive(adjective, sound, reasonable, sensible)
2
deliberative(adjective, reasonable, keen, deep)
2
discreet(adjective, reasonable, moderate, sensible, deliberate)
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APASmart Define. (2015). sober thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/sober/thesaurus/synonyms
ChicagoSmart Define. 2015. "sober thesaurus" https://smartdefine.org/sober/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, sober thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/sober/thesaurus/synonyms>.
MLASmart Define. "sober thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/sober/thesaurus/synonyms>