78 entries under plain topic. ×

2
evident(adjective, clear, simple, sharp)
2
patent(adjective, clear, sound, simple, sharp)
2
uncomplicated(adjective, simple, sharp, clean)
1
absolute(adjective, clean, pure, natural)
1
apparent(adjective, clear, sharp, certain)
1
austere(adjective, simple, clean, pure)
1
big as life(expression, adjective, idiom, clear)
1
certain(definite, obvious, distinctive, unquestionable)
1
classic(adjective, simple, clean, pure)
1
clean(adjective, simple, pure, modest)
1
clear(adjective, sharp, certain, definite)
1
clear-cut(adjective, clear, simple, sharp)
1
clear cut(expression, adjective, clear, absolute)
1
conspicuous(clear, simple, sharp, obvious)
1
decided(straightforward, definite, obvious, distinctive)
1
definite(sharp, certain, distinct, obvious)
1
discreet(adjective, simple, clean, pure)
1
elementary(adjective, simple, clean, pure)
1
explicit(simple, sharp, certain, definite)
1
folksy(adjective, simple, clean, pure)
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APASmart Define. (2013). open and shut thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/open_and_shut/thesaurus/synonyms
ChicagoSmart Define. 2013. "open and shut thesaurus" https://smartdefine.org/open_and_shut/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2013, open and shut thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/open_and_shut/thesaurus/synonyms>.
MLASmart Define. "open and shut thesaurus" 19 May 2013. Web. 25 September 2026. <https://smartdefine.org/open_and_shut/thesaurus/synonyms>