148 entries under tedious topic. ×

1
exacting(adjective, dull, boring, irritating)
1
exasperating(adjective, dull, boring, irritating)
1
flavorless(adjective, dull, weak, plain, mild)
1
hard(adjective, dull, boring, irritating)
1
hefty(adjective, dull, boring, irritating)
1
hoary(adjective, flat, ordinary, dry, boring)
1
irritating(adjective, dull, boring, annoying)
1
longwinded(adjective, flat, ordinary, dry, boring)
1
menial(adjective, mean, simple, poor, inferior)
1
milk-and-water(adjective, dull, weak, plain, mild)
1
nerdy(adjective, dull, weak, plain, mild)
1
oft-repeated(adjective, flat, ordinary, dry, boring)
1
onerous(adjective, dull, boring, irritating)
1
oppressive(adjective, dull, boring, lifeless)
1
out-of-date(adjective, flat, ordinary, dry, boring)
1
pabulum(adjective, dull, weak, simple, clean)
1
pointless(adjective, flat, ordinary, dry, boring)
1
prolonged(adjective, slow)
1
recurrent(adjective, dull, boring, dreary)
1
reiterated(adjective, dull, boring, dreary)
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APASmart Define. (2016). humdrum thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/humdrum/thesaurus/synonyms
ChicagoSmart Define. 2016. "humdrum thesaurus" https://smartdefine.org/humdrum/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, humdrum thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/humdrum/thesaurus/synonyms>.
MLASmart Define. "humdrum thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/humdrum/thesaurus/synonyms>