97 entries under careless topic. ×

8
inadvertent(adjective, indifferent, surprise, sloppy)
8
lax(adjective, feature, state, calm, clear)
8
negligent(adjective, feature, state, calm, cool)
8
unsystematic(adjective, chance, erratic, random)
7
purposeless(adjective, manner, erratic, nonchalant)
7
thoughtless(adjective, feature, state, trait)
6
impulsive(adjective, smooth, simple, easy)
6
incurious(adjective, calm, cool, relaxed)
6
slipshod(adjective, soft, indifferent, tolerant)
6
unconscious(adjective, simple, natural, thoughtless)
6
weak(adjective, feature, state, soft, gentle)
5
slapdash(adjective, slight, detail, silly)
4
candid(adjective, smooth, easy, detached)
4
forgetful(adjective, soft, indifferent, tolerant)
4
frank(adjective, clear, open, easy)
4
inconsiderate(adjective, indifferent, insignificant, unimportant)
4
indiscriminate(adjective, chance, erratic, frivolous)
4
reckless(adjective, feature, state, trait)
4
sloppy(adjective, free, soft, indifferent)
4
unmethodical(erratic, random, haphazard, arbitrary)
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APASmart Define. (2015). casual thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/casual/thesaurus/synonyms
ChicagoSmart Define. 2015. "casual thesaurus" https://smartdefine.org/casual/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, casual thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/casual/thesaurus/synonyms>.
MLASmart Define. "casual thesaurus" 1 December 2015. Web. 28 September 2026. <https://smartdefine.org/casual/thesaurus/synonyms>