82 entries under tedious topic. ×

14
insipid(adjective, dull, hard, flat, stupid)
14
plain(adjective, good, dull, mean, simple)
14
stereotyped(adjective, dull, set, hard, moderate)
14
threadbare(adjective, dull, set, hard, flat)
13
tiresome(adjective, dull, flat, stupid, ordinary)
13
unimaginative(adjective, dull, simple, flat, plain)
11
dry(adjective, dull, hard, simple, flat)
9
flat(adjective, dull, set, hard, simple)
9
uneventful(adjective, dull, simple, plain, common)
8
platitudinous(adjective, dull, set, hard, simple)
8
well-worn(adjective, dull, set, hard, flat)
7
bromidic(adjective, dull, set, flat, excite)
7
dead(adjective, dull, hard, simple, flat)
7
jejune(adjective, dull, set, flat, silly)
7
wearisome(adjective, dull, stupid, ordinary, familiar)
6
characterless(adjective, dull, stupid, ordinary, usual)
6
dreary(adjective, dull, flat, ordinary, dry)
6
unexciting(adjective, dull, stupid, ordinary, dry)
5
colorless(adjective, dull, simple, flat, plain)
5
vapid(adjective, dull, set, simple, flat)
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APASmart Define. (2016). commonplace thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/commonplace/thesaurus/synonyms
ChicagoSmart Define. 2016. "commonplace thesaurus" https://smartdefine.org/commonplace/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, commonplace thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/commonplace/thesaurus/synonyms>.
MLASmart Define. "commonplace thesaurus" 23 March 2016. Web. 23 September 2026. <https://smartdefine.org/commonplace/thesaurus/synonyms>