150 entries under plain topic. ×

12
clear-cut(noun, adjective, see, simple, correct)
12
easy(adjective, calm, open, light, weak)
12
perceivable(adjective, obvious, visible, apparent)
12
translucent(adjective, fine, bright, clean, thin)
11
categorical(adjective, complete, flat, total)
11
incontestable(adjective, certain, definite, sure)
11
overt(adjective, obvious, evident, conspicuous)
11
specific(noun, adjective, correct, perfect)
10
elementary(adjective, light, smooth, simple, easy)
10
total(adjective, complete, simple, flat, bright)
9
broad(adjective, clear, free, see, allow)
9
exact(adjective, correct, sharp, certain)
8
clean-cut(adjective, exact, certain, straightforward)
8
glaring(adjective, simple, certain, obvious)
8
self-explanatory(adjective, quiet, smooth, simple, easy)
8
tangible(adjective, exact, straightforward, distinct)
7
assured(adjective, simple, certain, full)
7
crystal(adjective, light, sharp, bright)
7
crystal clear(expression, adjective, idiom, clear, touch)
7
decisive(adjective, certain, full, definite)
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APASmart Define. (2016). clear thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/clear/thesaurus/synonyms
ChicagoSmart Define. 2016. "clear thesaurus" https://smartdefine.org/clear/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, clear thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/clear/thesaurus/synonyms>.
MLASmart Define. "clear thesaurus" 31 March 2016. Web. 22 September 2026. <https://smartdefine.org/clear/thesaurus/synonyms>