111 entries under tedious topic. ×

39
lifeless(adjective, calm, dull, quiet, weak)
30
dull(adjective, hard, weak, simple, flat)
24
flat(adjective, adverb, dull, quiet, hard)
23
boring(adjective, dull, quiet, weak, simple)
17
tired(adjective, dull, beat, hard, weak)
16
stale(adjective, dull, quiet, hard, weak)
15
insipid(adjective, dull, hard, weak, flat)
15
dry(adjective, dull, hard, simple, flat)
14
uninteresting(adjective, dull, weak, flat, cold)
14
monotonous(adjective, dull, quiet, weak, simple)
14
tiresome(adjective, dull, flat, stupid, ordinary)
14
vapid(adjective, dull, weak, simple, flat)
13
deadened(adjective, cold, indifferent, boring, unfeeling)
12
arid(adjective, characteristic, dull, flat, stupid)
12
spiritless(adjective, dull, cool, weak, cold)
11
jejune(adjective, dull, weak, flat, stupid)
11
prosaic(adjective, dull, weak, simple, flat)
10
humdrum(adjective, dull, simple, flat, plain)
9
bland(adjective, dull, weak, boring)
8
commonplace(adjective, dull, hard, simple, flat)
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APASmart Define. (2016). dead thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/dead/thesaurus/synonyms
ChicagoSmart Define. 2016. "dead thesaurus" https://smartdefine.org/dead/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, dead thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/dead/thesaurus/synonyms>.
MLASmart Define. "dead thesaurus" 18 March 2016. Web. 22 September 2026. <https://smartdefine.org/dead/thesaurus/synonyms>