47 entries under abrupt topic. ×

22
casual(adjective, calm, cool, free, simple)
11
cavalier(adjective, rude, careless, indifferent, fresh)
11
perfunctory(adjective, careless, indifferent, casual, sloppy)
10
curt(adjective, rough, rude, careless, indifferent)
10
unconcerned(adjective, calm, cool, mild, careless)
8
informal(adjective, cool, free, careless, casual)
8
brusque(adjective, rough, rude, careless, indifferent)
8
cool(adjective, calm, informal, careless, relaxed)
8
inconsiderate(adjective, person, neglect, careless, indifferent)
8
uninterested(adjective, cool, careless, indifferent, restrained)
7
easygoing(adjective, calm, cool, careless, relaxed)
7
short(adjective, rough, rude, casual, angry)
6
aloof(adjective, calm, cool, careless, relaxed)
6
glib(adjective, careless, indifferent, casual, nonchalant)
5
thoughtless(adjective, careless, indifferent, casual, sloppy)
5
unceremonious(adjective, rude, careless, indifferent, casual)
3
discourteous(adjective, rough, nasty, rude, angry)
3
folksy(adjective, cool, careless, indifferent, casual)
3
hasty(adjective, rough, casual, quick, thoughtless)
3
laid-back(adjective, calm, cool, mild, careless)
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APASmart Define. (2016). offhand thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/offhand/thesaurus/synonyms
ChicagoSmart Define. 2016. "offhand thesaurus" https://smartdefine.org/offhand/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, offhand thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/offhand/thesaurus/synonyms>.
MLASmart Define. "offhand thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/offhand/thesaurus/synonyms>