211 entries under adjective topic. ×

18
tedious(dull, simple, plain, ordinary)
16
dull(simple, flat, plain, ordinary)
14
tiresome(dull, boring, disagreeable, tedious)
10
humdrum(dull, simple, clean, plain)
10
monotonous(dull, simple, plain, ordinary)
9
prosaic(dull, bad, simple, flat)
9
uninteresting(dull, boring, tedious, dreary)
9
wearisome(dull, boring, tedious, dreary)
8
flat(dull, weak, smooth, simple)
8
insipid(dull, uninteresting)
8
jejune
8
slow
7
deadening
7
irksome(dull, simple, clean, plain)
6
blah(dull, weak, smooth, simple)
6
dead(dull, simple, flat, clean)
6
dreary
6
dry(dull, simple, flat, clean)
6
vapid(dull, simple, flat, clean)
5
heavy(dull, boring, tired, tedious)
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APASmart Define. (2015). ho-hum thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/ho-hum/thesaurus/synonyms
ChicagoSmart Define. 2015. "ho-hum thesaurus" https://smartdefine.org/ho-hum/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, ho-hum thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/ho-hum/thesaurus/synonyms>.
MLASmart Define. "ho-hum thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/ho-hum/thesaurus/synonyms>