155 entries under obvious topic. ×

11
out-and-out(adjective, clear, complete, simple, flat)
11
perspicuous(adjective, clear, sharp, definite, distinct)
11
severe(adjective, calm, clear, simple, harsh)
11
smooth(adjective, characteristic, calm, clear, light)
11
uncomplicated(adjective, clear, light, smooth, simple)
11
unqualified(adjective, clear, open, right, friendly)
10
unconcealed(adjective, clear, open, direct, free)
9
perceivable(adjective, clear, substantial, visible)
9
unreserved(adjective, clear, open, direct, free)
8
audible(adjective, visual, clear, sound, sharp)
8
glaring(adjective, clear, simple, certain, straightforward)
8
recognizable(adjective, clear, simple, sharp, common)
8
self-explanatory(adjective, quiet, clear, simple, easy)
8
tangible(adjective, clear, exact, significant, straightforward)
7
blatant(adjective, clear, open, flat, total)
7
certain(adjective, clear, flat, firm, honest)
7
crystal clear(expression, adjective, clear, see, exact)
7
gross(adjective, clear, flat, total, awful)
7
pronounced(adjective, clear, see, sharp, bright)
7
self-evident
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APASmart Define. (2016). plain thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/plain/thesaurus/synonyms
ChicagoSmart Define. 2016. "plain thesaurus" https://smartdefine.org/plain/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, plain thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/plain/thesaurus/synonyms>.
MLASmart Define. "plain thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/plain/thesaurus/synonyms>