| inadvertent(adjective, person, uncaring, inattentive, inexact) |
| negligent(adjective, person, uncaring, inattentive, inexact) |
| perfunctory(adjective, person, uncaring, inattentive, inexact) |
| unobservant(adjective, person, uncaring, inattentive, inexact) |
| irresponsible(adjective, madcap, feckless, unaccountable, irresponsive) |
| lazy(adjective, madcap, feckless, unaccountable, irresponsive) |
| madcap(adjective, feckless, unaccountable, irresponsive) |
| reckless(adjective, madcap, feckless, unaccountable, irresponsive) |
| regardless(adjective, uncaring, inexact, absent-minded, unlistening) |
| scatterbrained(adjective, ignore, forget, vague, absent) |
| unaccountable(adjective, madcap, feckless, irresponsive) |
| unattending(adjective, uncaring, inexact, absent-minded, unlistening) |
| unresponsible(adjective, madcap, feckless, unaccountable, irresponsive) |
| unwary(adjective, uncaring, inexact, absent-minded, unlistening) |