97 entries under tedious topic. ×

18
irksome(adjective, dreary, dull, feeling)
17
jejune(adjective, flat, dry, dull, ordinary)
16
drab(adjective, dull, dreary, colorless)
16
pedestrian(adjective, dull, lifeless, dreary)
16
repetitive(adjective, dull, feeling, flat)
16
routine(adjective, feeling, boredom, dull, flat)
15
wearing(adjective, dull, irritating, exasperating)
15
arid(adjective, dreary, colorless, dull, flat)
15
repetitious(adjective, dreary, feeling, boredom)
15
tame(adjective, dull, uninteresting, flat, dry)
15
trite(adjective, uninteresting, dull, flat, ordinary)
15
uneventful(adjective, dull, monotonous, quiet)
15
uninspiring(adjective, feeling, boredom, dull, flat)
14
banal(adjective, dull, ordinary, dreary)
14
exhausting(adjective, dull, irritating, exasperating)
14
ordinary(adjective, dull, flat, dry)
13
slow(adjective, dull, quiet, simple, flat)
13
tired(adjective, dull, flat, ordinary)
13
fatiguing(adjective, dull, irritating, exasperating)
13
mundane(adjective, dull, feeling, ordinary, dreary)
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APASmart Define. (2016). boring thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/boring/thesaurus/synonyms
ChicagoSmart Define. 2016. "boring thesaurus" https://smartdefine.org/boring/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, boring thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/boring/thesaurus/synonyms>.
MLASmart Define. "boring thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/boring/thesaurus/synonyms>