63 entries under sluggish topic. ×

27
late(adjective, adverb, dull, time, low)
21
slow(adjective, adverb, dull, careless, indifferent)
20
dilatory(adjective, adverb, dull, quiet, low)
19
behindhand(adjective, adverb, dull, time, low)
16
slack(adjective, dull, slow, late)
13
languid(adjective, dull, slow, idle)
9
laggard(noun, adjective, adverb, dull, quiet)
7
indolent(dull, slow, careless, lazy)
6
slothful(adjective, dull, quiet, easy, slow)
5
inactive(adjective, dull, idle, late)
5
lackadaisical(dull, slow, careless, lazy)
5
lagging(adjective, dull, quiet, easy, slow)
5
lazy(adjective, slow, careless, late)
4
dallying(adjective, dull, slow, careless, indifferent)
4
dull(adjective, low, careless, indifferent, idle)
4
gradual(adjective, dull, quiet, moderate, easy)
4
lethargic(dull, idle, lazy, inactive)
4
procrastinating(adjective, dull, quiet, easy, slow)
4
remiss(adjective, dull, slow, careless, thoughtless)
4
unready(adjective, dull, careless, indifferent, idle)
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APASmart Define. (2016). tardy thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/tardy/thesaurus/synonyms
ChicagoSmart Define. 2016. "tardy thesaurus" https://smartdefine.org/tardy/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, tardy thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/tardy/thesaurus/synonyms>.
MLASmart Define. "tardy thesaurus" 1 April 2016. Web. 24 September 2026. <https://smartdefine.org/tardy/thesaurus/synonyms>