113 entries under reasonable topic. ×

38
clear(adjective, clear, sound, touch)
20
rational(adjective, calm, quiet, clear, sound)
16
obvious(adjective, clear, sound, simple)
16
perspicuous(adjective, clear, sharp, sensible)
15
sane(adjective, sound, sensible, rational)
14
coherent(adjective, clear, sharp, sensible)
13
normal(adjective, sensible, rational, healthy)
10
sound(adjective, calm, quiet, clear)
8
sensible(adjective, clear, sound, healthy)
7
consistent(adjective, clear, sound, sensible)
7
logical(adjective, clear, sound, sensible)
6
balanced(adjective, sound, sensible, rational)
4
all there(expression, adjective, idiom, sensible)
4
clear-headed(adjective, calm, quiet, sensible)
4
legitimate(adjective, clear, sound, sensible)
4
realistic(adjective, calm, sound, sharp)
4
serene(adjective, calm, quiet, sensible)
4
sober(adjective, calm, dull, sound)
4
together(adjective, sound, sensible, rational)
3
fair(adjective, clear, sound, pleasant)
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APASmart Define. (2016). lucid thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/lucid/thesaurus/synonyms
ChicagoSmart Define. 2016. "lucid thesaurus" https://smartdefine.org/lucid/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, lucid thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/lucid/thesaurus/synonyms>.
MLASmart Define. "lucid thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/lucid/thesaurus/synonyms>