90 entries under boring topic. ×

1
uninflected(adjective, dull, flat, tedious)
1
unrelieved(adjective, dull, tired, tedious)
1
unvaried(adjective, dull, disagreeable, dreary)
1
unvarying(adjective, dull, flat, tedious)
1
vanilla(adjective, dull, weak, smooth, simple)
1
vexatious(adjective, dull, tired, tedious)
1
weariful(adjective, dull, disagreeable, dreary)
1
wearing(adjective, dull, tired, tedious)
1
yawn(adjective, dull, simple, clean, plain)
1
zero(adjective, dull, simple, flat, clean)
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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>