irresponsible
- adjective (adj)
Meaning: careless, reckless
Synonyms:
capricious
carefree
devil-may-care
feckless
fickle
flighty
fly-by-night
giddy
harebrained
ill-considered
immature
immoral
incautious
lax
loose
no-account
rash
scatterbrained
shiftless
thoughtless
unaccountable
unanswerable
uncareful
undependable
unpredictable
unreliable
unstable
untrustworthy
wild
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.