299 entries under adjective topic. ×

4
square(dull, simple, flat, clean)
4
unexciting(dull, weak, plain, mild)
4
wearisome(dull, simple, ordinary, familiar)
3
blah(dull, weak, simple, plain)
3
cookie-cutter(characteristic, quality, normalcy, customariness)
3
empty(ineffective, fruitless)
3
flavorless(dull, weak, plain, mild)
3
ho-hum(dull, simple, flat, clean)
3
lifeless
3
mean
3
mild(dull, weak, plain, innocent)
3
milk-and-water(dull, weak, plain, mild)
3
petty
3
piddling
3
plain(dull, weak, simple, unpleasant)
3
prose(simple, flat, clean, plain)
3
repetitious(dull, hard, tired, old)
3
tasteless(dull, hard, weak, plain)
3
trifling
3
uninspired(dull, set, flat, silly)
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APASmart Define. (2015). banal thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/banal/thesaurus/synonyms
ChicagoSmart Define. 2015. "banal thesaurus" https://smartdefine.org/banal/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, banal thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/banal/thesaurus/synonyms>.
MLASmart Define. "banal thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/banal/thesaurus/synonyms>