Synonyms:
- behindhand,
- careless,
- culpably negligent,
- delinquent,
- derelict,
- disregardful,
- inadvertent,
- inattentive,
- laissez-faire,
- lax,
- loose,
- neglecting,
- negligent,
- noninterfering,
- nonrestrictive,
- off-guard,
- overly permissive,
- permissive,
- procrastinating,
- regardless,
- relaxed,
- remiss,
- scamping,
- skimping,
- slack,
- slighting,
- slurring,
- uncircumspect,
- unguarded,
- unrigorous,
- unwary,
- unwatchful