169 entries under adjective topic. ×

6
clumsy(careless, neglectful)
6
disorderly(careless, loose, casual, sloppy)
6
headlong(careful, quick, speedy, swift)
6
helter-skelter(adverb, confusion, careless, casual)
6
inattentive(slight, detail, careless, indifferent)
6
offhand(careless, indifferent, casual, unconcerned)
6
rash(careful, quick, speedy, oblivious)
6
unmindful(slow, careless, indifferent, casual)
5
casual(slight, detail, careless, silly)
5
forgetful(slow, careless, indifferent, casual)
5
heedless(careless, indifferent, casual, quick)
5
inadvertent(careless, indifferent, casual, thoughtless)
5
incautious(careful, casual, quick, rash)
5
inconsiderate(careless, casual, quick, thoughtless)
5
lax(slow, careless, indifferent, casual)
5
makeshift
5
shoddy(neglectful, worthlessness)
5
speedy(casual, quick, hasty, swift)
4
brief(present, short, casual, limited)
4
derelict(slow, careless, indifferent, thoughtless)
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APASmart Define. (2016). slapdash thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/slapdash/thesaurus/synonyms
ChicagoSmart Define. 2016. "slapdash thesaurus" https://smartdefine.org/slapdash/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, slapdash thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/slapdash/thesaurus/synonyms>.
MLASmart Define. "slapdash thesaurus" 1 March 2016. Web. 24 September 2026. <https://smartdefine.org/slapdash/thesaurus/synonyms>