211 entries under adjective topic. ×

5
pedestrian(dull, simple, clean, plain)
5
wearying(dull, boring, tired, tedious)
4
lifeless(dull, simple, flat, clean)
4
ponderous
4
soporific(dull, flat, boring, tedious)
4
tiring(dull, boring, tedious, dreary)
3
banal(dull, simple, flat, clean)
3
bland(dull, weak, smooth, soft)
3
characterless(dull, disagreeable, bland, uninteresting)
3
colorless(dull, simple, flat, clean)
3
colourless
3
commonplace
3
drab(dull, simple, flat, clean)
3
dry-as-dust
3
leaden(dull, flat, boring, lifeless)
3
ordinary
3
prosy(dull, bad, simple, soft)
3
routine
3
stodgy
3
stuffy
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APASmart Define. (2015). ho-hum thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/ho-hum/thesaurus/synonyms
ChicagoSmart Define. 2015. "ho-hum thesaurus" https://smartdefine.org/ho-hum/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, ho-hum thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/ho-hum/thesaurus/synonyms>.
MLASmart Define. "ho-hum thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/ho-hum/thesaurus/synonyms>