55 entries under dull topic. ×

10
slow(adjective, careless, indifferent, deliberate)
9
laggard(adjective, quiet, easy, slow)
7
dilatory(adjective, quiet, easy, slow)
6
dallying(verb, adjective, slow, careless)
5
sluggish(adjective, slow, idle, lazy)
4
lackadaisical(adjective, idle, sluggish, dubious)
4
remiss(adjective, slow, careless, idle)
4
tardy(adjective, quiet, easy, slow)
3
procrastinating(adjective, quiet, easy, slow)
3
slack(adjective, slow, careless, sluggish)
3
slothful(adjective, quiet, easy, careless)
3
stupid(adjective, slow, informal, sluggish)
2
drowsy(adjective, quiet, easy, careless)
2
flagging(adjective, slow, careless, indifferent)
2
idle(adjective, quiet, easy, careless)
2
languid(idle, sluggish, lazy, inactive)
2
passive(adjective, quiet, easy, careless)
2
supine(adjective, quiet, easy, careless)
1
apathetic(idle, sluggish, dubious, lazy)
1
asleep on the job(expression, idiom, careless, sluggish)
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APASmart Define. (2015). lagging thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/lagging/thesaurus/synonyms
ChicagoSmart Define. 2015. "lagging thesaurus" https://smartdefine.org/lagging/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, lagging thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/lagging/thesaurus/synonyms>.
MLASmart Define. "lagging thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/lagging/thesaurus/synonyms>