1,116 entry under adjective topic. ×

22
unequivocal(clear, sharp, flat, firm)
22
blunt(clear, open, direct, free)
22
explicit(clear, simple, sharp, flat)
21
unadorned(quality, simple, reasonable, clean)
21
common(calm, good, dull, mean)
21
flat(noun, characteristic, calm, dull)
20
unpretentious(quiet, quality, mean, open)
19
conspicuous(clear, sharp, obvious, visible)
19
lucid(calm, clear, simple, easy)
19
pure(strong, simple, right, clean)
19
understandable(clear, simple, sharp, straightforward)
18
artless(open, direct, free, simple)
18
palpable(clear, sharp, honest, exact)
18
stark(dull, simple, pure, bare)
17
modest(quiet, mean, simple, gentle)
17
unvarnished(simple, tough, honest, exact)
16
definite(clear, simple, sharp, flat)
16
discernible(visual, clear, sound, physical)
16
sincere(good, clear, open, direct)
16
straight(calm, good, clear, strong)
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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>