27 entries under straightforward topic. ×

15
clear(adjective, clear, touch, simple, bright)
14
lucid(adjective, clear, touch, bright, clean)
6
plain(adjective, clear, simple, precise)
4
clear-cut(adjective, definite, precise, unambiguous)
4
lucent(adjective, clear, precise, transparent)
3
distinct(clear, precise, transparent, unambiguous)
2
definite(clear, precise, transparent, unambiguous)
2
explicit(precise, unambiguous)
2
express(precise, unambiguous)
2
obvious(adjective, clear, precise, transparent)
2
unambiguous(clear, precise, transparent, translucent)
2
unequivocal(precise, unambiguous)
2
well-defined(precise, unambiguous)
0
assured(precise, unambiguous)
0
categorical(precise, unambiguous)
0
decided(precise, unambiguous)
0
definitive(precise, unambiguous)
0
easy(precise, unambiguous)
0
evident(precise, unambiguous)
0
indubitable(precise, unambiguous)
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APASmart Define. (2015). crystalline thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/crystalline/thesaurus/synonyms
ChicagoSmart Define. 2015. "crystalline thesaurus" https://smartdefine.org/crystalline/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, crystalline thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/crystalline/thesaurus/synonyms>.
MLASmart Define. "crystalline thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/crystalline/thesaurus/synonyms>