irresponsible

• POS: Adjective
• HYPHEN: ir=re=spon=si=ble

CIDE DICTIONARY

irresponsible, a. [Pref. ir- not + responsible: cf. F. irresponsable.].

•  Not responsible; not liable or able to answer for consequences; innocent.  [1913 Webster]
•  Not to be trusted; unreliable; lacking a proper sense of responsibility.  [1913 Webster]

OXFORD DICTIONARY

irresponsible, adj.
1 acting or done without due sense of responsibility.
2 not responsible for one's conduct.

Derivative

irresponsibility n. irresponsibly adv.

THESAURUS

irresponsible

adrift, afloat, alternating, amorphous, capricious, carefree, careless, changeable, changeful, chartered, desultory, deviable, devil-may-care, disobedient, dizzy, eccentric, erratic, excepted, excused, exempt, exempted, fast and loose, favored, feckless, fickle, fitful, flickering, flighty, flitting, fluctuating, fly-by-night, freakish, giddy, headstrong, heady, immune, impetuous, impulsive, incautious, inconsistent, inconstant, indecisive, ineffectual, infirm, insubordinate, irregular, irresolute, lawless, let off, licensed, licentious, mazy, mercurial, moody, mutinous, permitted, privileged, rambling, rampant, rash, reckless, reinless, released, restless, roving, scatterbrained, self-willed, shapeless, shifting, shifty, shuffling, spared, spasmodic, spineless, trustless, unaccountable, unanswerable, unbridled, uncertain, unchecked, uncontrolled, uncurbed, undependable, undisciplined, unfaithworthy, unfixed, ungoverned, unliable, unpredictable, unreined, unreliable, unrestrained, unruly, unsettled, unstable, unstable as water, unstaid, unsteadfast, unsteady, unsubject, unsure, untrustworthy, untrusty, vacillating, vagrant, variable, vicissitudinary, vicissitudinous, volatile, wandering, wanton, wavering, wavery, wavy, wayward, weak, whimsical, wild, wildcat, willful, wishy-washy

ROGET THESAURUS

irresponsible

Illegality

N illegality, lawlessness, illicitness, breach of law, violation of law, infraction of the law, disobedience, unconformity, arbitrariness, antinomy, violence, brute force, despotism, outlawry, mob law, lynch law, club law, Lydford law, martial law, drumhead law, coup d'etat, le droit du plus fort, argumentum baculinum, illegality, informality, unlawfulness, illegitimacy, bar sinister, trover and conversion, smuggling, poaching, simony, outlaw, bad man, v, offend against the law, violate the law, infringe the law, break the law, set the law at defiance, ride roughshod over, drive a coach and six through a statute, ignore the law, make the law a dead letter, take the law into one's own hands, smuggle, run, poach, illegal, unlawful, illegitimate, not allowed, prohibited, illicit, contraband, actionable, unwarranted, unwarrantable, unauthorized, informal, unofficial, injudicial, extrajudicial, lawless, arbitrary, despotic, despotical, corrupt, summary, irresponsible, unanswerable, unaccountable, expired, invalid, unchartered, unconstitutional, null and void, a dead letter, lawless, unregulated, illegally, with a high hand, in violation of law.

Exemption

N exemption, absence, exception, immunity, privilege, release, exempt from, devoid of, without, unpossessed of, unblest with, immune from, not having, unpossessed, untenanted, without an owner, unobtained, unacquired, exemption, freedom, irresponsibility, immunity, liberty, license, release, exoneration, excuse, dispensation, absolution, franchise, renunciation, discharge, exculpation, exempt, free, immune, at liberty, scot-free, released, unbound, unencumbered, irresponsible, unaccountable, not answerable, excusable, bonis nocet quisquis pepercerit malis.