97 entries under tedious topic. ×

3
bomb(adjective, dreary, dull, feeling, flat)
3
dragging(adjective, dull, irritating, exasperating)
3
dusty(adjective, dull, simple, dreary)
3
exasperating(adjective, dull, tired, irritating)
3
laborious(adjective, dull, tired, dreary)
3
lengthy(adjective, slow, rambling)
3
muted(adjective, dull, weak, flat, dead)
3
nerdy(adjective, dull, feeling, boredom)
3
plain(adjective, dull, weak, simple, flat)
3
prosy(adjective, dull, weak, simple, flat)
3
stock(adjective, dull, flat, ordinary, dry)
3
unpalatable(adjective, dull, weak, flat, dead)
2
boresome(adjective, dull, tired, disagreeable)
2
dingy(adjective, dull, gloomy, miserable)
2
dull as dishwater(expression, adjective, idiom, dull, weak)
2
endless(adjective, dull, dreary, incessant)
2
familiar(adjective, dull, flat, ordinary, dry)
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APASmart Define. (2016). boring thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/boring/thesaurus/synonyms
ChicagoSmart Define. 2016. "boring thesaurus" https://smartdefine.org/boring/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, boring thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/boring/thesaurus/synonyms>.
MLASmart Define. "boring thesaurus" 30 March 2016. Web. 21 September 2026. <https://smartdefine.org/boring/thesaurus/synonyms>