Synonyms|3.2kAntonyms|1.3k|Broader|61Narrower|58Related|3.9k

204 entries under slow topic. ×

9
weaken(verb, upset, quiet, check, reduce)
8
discourage(verb, activity, upset, reduce, disturb)
8
insensate(noun, adjective, simple, attitude)
8
unintelligent(adjective, simple, silly, foolish)
7
pointless(adjective, weak, simple, sharp)
7
allay(verb, stop, check, reduce, release)
7
down(adjective, bad, increase, simple, flat)
7
imbecilic(adjective, simple, foolish, stupid)
7
simple-minded(adjective, simple, ability, silly)
7
stagnant(adjective, quiet, hard, flat, warm)
7
stupefied(adjective, simple, stupid, trivial)
7
subdue(verb, stop, calm, quiet, check)
6
cool(verb, adjective, stop, calm, quiet)
6
dishearten(verb, activity, upset, reduce, disturb)
6
idiotic(adjective, simple, silly, foolish)
6
ignorant(adjective, rough, low, offensive)
6
impassive(adjective, calm, tough, relaxed)
6
sap(verb, upset, reduce, disturb, diminish)
6
senseless(adjective, simple, careless, silly)
5
darken(verb, upset, trouble, reduce, disturb)
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ChicagoSmart Define. 2016. "dull thesaurus" https://smartdefine.org/dull/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2016, dull thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/dull/thesaurus/synonyms>.
MLASmart Define. "dull thesaurus" 29 March 2016. Web. 27 September 2026. <https://smartdefine.org/dull/thesaurus/synonyms>