97 entries under slow topic. ×

26
lax(adjective, calm, dull, clear, separate)
24
sluggish(adjective, dull, quiet, increase, flat)
19
dull(adjective, quiet, increase, weakness, low)
19
indolent(adjective, dull, quiet, easy)
18
inactive(adjective, action, dull, quiet, flat)
18
remiss(noun, adjective, dull, soft)
16
negligent(noun, adjective, quiet, soft)
13
inert(adjective, dull, quiet, moving, flat)
13
lazy(verb, adjective, dull, easy)
12
listless(adjective, dull, quiet, energy, easy)
12
neglectful(noun, adjective, dull, soft)
12
slothful(adjective, dull, quiet, flat)
11
dilatory(adjective, dull, quiet, moderate, easy)
11
languid(adjective, dull, quiet, easy, flat)
10
lethargic(adjective, dull, quiet, careless)
9
lingering(dull, late, lazy, remiss)
9
tardy(adjective, dull, sluggish, late)
8
ease(verb, calm, quiet, reduce, release)
8
laggard(noun, adjective, dull, quiet, easy)
8
quiet(verb, adjective, calm, dull, smooth)
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APASmart Define. (2016). slack thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/slack/thesaurus/synonyms
ChicagoSmart Define. 2016. "slack thesaurus" https://smartdefine.org/slack/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, slack thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/slack/thesaurus/synonyms>.
MLASmart Define. "slack thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/slack/thesaurus/synonyms>