425 entries under adjective topic. ×

4
slipshod(casual, happy-go-lucky, slapdash)
4
treacherous(dishonest, deceitful, unpredictable, unreliable)
4
trustless(dishonest, deceitful, unpredictable, unreliable)
4
unmindful(indifferent, careful, casual, thoughtless)
4
unthinking(careless, foolish, stupid, careful)
4
wanton
4
wavering(unstable, unsettled, unpredictable, unreliable)
4
whimsical(excited, unstable, chance, unsettled)
3
audacious(careless, wild, bold, thoughtless)
3
breakneck(wild, bold, thoughtless, rash)
3
corrupt
3
disreputable(dubious, unpredictable, unreliable, fickle)
3
fast
3
fitful(unstable, unsettled, variable)
3
flitting
3
hare-brained
3
hotheaded(wild, foolish, thoughtless, rash)
3
ill-advised(careless, wild, foolish, stupid)
3
ill-considered(careless, foolish, thoughtless, reckless)
3
immature(careless, foolish, stupid, absurd)
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APASmart Define. (2015). irresponsible thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/irresponsible/thesaurus/synonyms
ChicagoSmart Define. 2015. "irresponsible thesaurus" https://smartdefine.org/irresponsible/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, irresponsible thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/irresponsible/thesaurus/synonyms>.
MLASmart Define. "irresponsible thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/irresponsible/thesaurus/synonyms>