215 entries under boring topic. ×

1
deathlike(adjective, light, soft, poor, thin)
1
demanding(adjective, tedious, irritating, annoying)
1
difficult(adjective, tedious, irritating, annoying)
1
dime a dozen(expression, adjective, idiom, common, ordinary)
1
driveling(adjective, dry, tedious, lifeless)
1
droning(adjective, dreary, uninteresting, repetitious)
1
drudging(adjective, flat, stupid, tedious)
1
enervative(adjective, tedious, irritating, annoying)
1
exacting(adjective, tedious, irritating, annoying)
1
exasperating(adjective, tedious, irritating, annoying)
1
folksy(adjective, simple, plain, ordinary)
1
hefty(adjective, heavy, tedious, weighty)
1
longwinded(adjective, loose, dry, tedious)
1
milk-and-water(adjective, weak, plain, mild)
1
nerdy(adjective, weak, plain, mild)
1
oft-repeated(adjective, dry, tedious, monotonous)
1
old hat(expression, adjective, set, flat, plain)
1
onerous(adjective, heavy, tedious, weighty)
1
pabulum(adjective, weak, simple, flat, plain)
1
plain vanilla(expression, adjective, weak, flat)
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APASmart Define. (2016). dull thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/dull/thesaurus/synonyms
ChicagoSmart Define. 2016. "dull thesaurus" https://smartdefine.org/dull/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, dull thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/dull/thesaurus/synonyms>.
MLASmart Define. "dull thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/dull/thesaurus/synonyms>