906 entries under adjective topic. ×

9
mild(dull, quiet, weak, kind)
9
needy(poor, low, informal, exhausted)
9
ordinary(dull, set, simple, plain)
9
out-and-out(complete, total, big, limited)
9
planar(smooth, informal, level, even)
9
poor(weak, low, thin, delicate)
9
positive(complete, informal, energetic, big)
9
procumbent(smooth, level, down, lying)
9
slow(dullness, weariness, physical inertness)
9
sluggish(calm, dull, quiet, slow)
9
trite(dull, set, hard, simple)
9
unpalatable(good, dull, weak, nasty)
9
unsavory(dull, weak, taste, nasty)
8
certain(change, total, energetic, definite)
8
continuous(calm, quiet, direct, smooth)
8
definite(strong, complete, total, energetic)
8
depressed(dull, quiet, smooth, low)
8
foul
8
true(strong, direct, smooth, right)
8
uninspired(dull, set, weak, excite)
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APASmart Define. (2016). flat thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/flat/thesaurus/synonyms
ChicagoSmart Define. 2016. "flat thesaurus" https://smartdefine.org/flat/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, flat thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/flat/thesaurus/synonyms>.
MLASmart Define. "flat thesaurus" 1 March 2016. Web. 22 September 2026. <https://smartdefine.org/flat/thesaurus/synonyms>