50 entries under slack topic. ×

28
neglectful(noun, adjective, dull, soft, neglect)
28
negligent(noun, adjective, soft, neglect, slow)
18
derelict(adjective, soft, careless, indifferent, careful)
18
forgetful(adjective, soft, careless, cold, casual)
17
unmindful(noun, adjective, soft, neglect, careless)
16
lax(adjective, soft, slow, careless, careful)
15
delinquent(adjective, bad, soft, careless, indifferent)
11
regardless(adjective, adverb, soft, careless, cold)
10
slow(adjective, dull, careless, indifferent, deliberate)
10
sloppy(adjective, soft, careless, indifferent, casual)
9
lazy(adjective, slow, careless, deliberate, idle)
9
slipshod(adjective, soft, careless, indifferent, casual)
8
absent-minded(noun, adjective, careless, cold, foolish)
8
disregardful(adjective, soft, careless, indifferent, casual)
8
indifferent(noun, adjective, dull, soft, careless)
6
laggard(adjective, dull, quiet, easy, slow)
5
backward(adjective, slow, late, unenthusiastic)
5
behindhand(adjective, soft, slow, careless, indifferent)
4
easygoing(adjective, soft, tolerant, lenient)
3
lenient(soft, tolerant)
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APASmart Define. (2015). remiss thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/remiss/thesaurus/synonyms
ChicagoSmart Define. 2015. "remiss thesaurus" https://smartdefine.org/remiss/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, remiss thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/remiss/thesaurus/synonyms>.
MLASmart Define. "remiss thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/remiss/thesaurus/synonyms>