167 entries under casual topic. ×

1
hasty(adjective, unkind, uncaring, inconsiderate)
1
improvident(happy-go-lucky, slapdash)
1
incautious(rude, unkind, impolite, inconsiderate)
1
indiscreet(rude, unkind, impolite, inconsiderate)
1
loose(adjective, calm, cool, careless, relaxed)
1
mellow(adjective, calm, cool, relaxed, indifferent)
1
nonpartisan(adjective, indifferent, detached, aloof)
1
out of it(expression, adjective, idiom, dull, careless)
1
poised(adjective, calm, quiet, cool, moderate)
1
poker-faced(adjective, cool, indifferent, detached)
1
purposeless(cool, careless, relaxed, easygoing)
1
remiss(noun, adjective, dull, careless, indifferent)
1
self-possessed(adjective, calm, quiet, cool, moderate)
1
slapdash(adjective, careless, indifferent, apathetic)
1
slipshod(adjective, careless, indifferent, sloppy)
1
sloppy(adjective, careless, indifferent, thoughtless)
1
spaced-out(adjective, indifferent, aloof, unemotional)
1
spacey(adjective, indifferent, aloof, unemotional)
1
spontaneous(adjective, calm, careless, comfortable)
1
staid(adjective, calm, indifferent, restrained)
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APASmart Define. (2015). unconcerned thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/unconcerned/thesaurus/synonyms
ChicagoSmart Define. 2015. "unconcerned thesaurus" https://smartdefine.org/unconcerned/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, unconcerned thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/unconcerned/thesaurus/synonyms>.
MLASmart Define. "unconcerned thesaurus" 22 October 2015. Web. 30 September 2026. <https://smartdefine.org/unconcerned/thesaurus/synonyms>