34 entries under plain topic. ×

8
straightforward(adjective, clear, free, simple, friendly)
7
apparent(adjective, clear, simple, straightforward)
7
unmistakable(adjective, clear, simple, straightforward)
6
clear(adjective, simple, straightforward, obvious)
6
explicit(adjective, pretty)
6
obvious(adjective, clear, simple, straightforward)
5
evident(adjective, clear, simple, straightforward)
5
manifest(adjective, clear, obvious, visible)
5
self-evident(adjective, pretty)
5
self-explanatory(adjective, pretty)
4
palpable(adjective, clear, obvious, manifest)
4
patent(adjective, clear, obvious, manifest)
4
tangible(adjective, clear, obvious, manifest)
4
visible(adjective, clear, obvious, manifest)
3
determined
3
strong
2
definite(adjective, obvious, manifest, broad)
2
distinct(adjective, clear, obvious, manifest)
2
legible(adjective, obvious, manifest, broad)
2
transparent(adjective, free, friendly, appropriate, honest)
<12>
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APASmart Define. (2016). open-and-shut thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/open-and-shut/thesaurus/synonyms
ChicagoSmart Define. 2016. "open-and-shut thesaurus" https://smartdefine.org/open-and-shut/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, open-and-shut thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/open-and-shut/thesaurus/synonyms>.
MLASmart Define. "open-and-shut thesaurus" 31 March 2016. Web. 28 September 2026. <https://smartdefine.org/open-and-shut/thesaurus/synonyms>