IRRESPONSIBLE Synonyms: 48 Similar and Opposite Words

irresponsible

adjective

ˌir-i-ˈspän(t)-sə-bəl

Definition of irresponsible

as in reckless

having or showing a lack of concern for the consequences of one's actions it was irresponsible to go off and leave your baby unattended in an automobile

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Example Sentences

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Recent Examples of irresponsible Milei has offered little sympathy for struggling Argentines, blaming the surge in delinquencies on irresponsible spending. — Débora Rey, Los Angeles Times, 10 Sep. 2026 Ryan Tarosas, owner of Fox 14 Marina on the river in Algonquin, said no law is going to stop the few irresponsible drivers. — Robert McCoppin, Chicago Tribune, 7 Sep. 2026 The same topics that would earn an adult novel praise as serious and important can be viewed as gratuitous or even irresponsible in Young Adult. — Rebecca Stafford, PEOPLE, 1 Sep. 2026 The last time Harry Brook batted in a Test for England his performance was so chaotic, frenetic and, frankly, irresponsible that New Zealand’s players laughed at him. — Paul Newman, New York Times, 23 Aug. 2026 See All Example Sentences for irresponsible

Recent Examples of Synonyms for irresponsible

reckless

Adjective

Whether or not Hal was right to entice Zoe (upon whose shoulders the carnage ultimately falls), his decision to circumvent the Guardians’ chain of command is what ultimately leads to countless deaths and his imprisonment for reckless endangerment.

— Siddhant Adlakha, Vulture, 5 Oct. 2026
They would be purchased with such reckless abandon that your biggest fear would be a three-day rally that took stocks up 40%.

— Jim Cramer, CNBC, 4 Oct. 2026