192 entries under boring topic. ×

1
milk-and-water(adjective, dull, weak, plain, mild)
1
nerdy(adjective, dull, weak, plain, mild)
1
oft-repeated(adjective, flat, stupid, ordinary, dry)
1
onerous(adjective, dull, hard, difficult)
1
oppressive(adjective, dull, hard, difficult, gloomy)
1
out-of-date(adjective, flat, stupid, ordinary, dry)
1
pabulum(adjective, dull, weak, simple, flat)
1
repeating(involved, diffuse, talkative, wordy)
1
sapless(adjective, dull, weak, plain, mild)
1
strenuous(adjective, dull, hard, difficult)
1
tasteless undistinctive(expression, dull, weak, plain, mild)
1
toneless(adjective, dull, routine, dreary)
1
too much(expression, adjective, dull, irritating)
1
tough(adjective, dull, hard, rough, difficult)
1
uncool(adjective, dull, irritating, annoying)
1
usual thing(expression, adjective, dull, flat, ordinary)
1
vanilla(adjective, dull, weak, simple, plain)
1
waterish(adjective, dull, weak, plain, mild)
1
weak(adjective, dull, plain, mild)
1
well-worn(adjective, dull, flat, stupid, dry)
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APASmart Define. (2015). tedious thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/tedious/thesaurus/synonyms
ChicagoSmart Define. 2015. "tedious thesaurus" https://smartdefine.org/tedious/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, tedious thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/tedious/thesaurus/synonyms>.
MLASmart Define. "tedious thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/tedious/thesaurus/synonyms>