negligent Synonyms

indifferent thoughtless heedless remiss neglectful regardless inattentive supine slovenly thriftless umbilicated unaware unconcerned unconsidered pococurante slothful rash reckless shiftless shoddy slack slapdash slatternly slipshod sloppy unthinking unthrifty unmotivated off guard unknowing undiscriminating unheedful unheeding unobliging unreflective unthoughtful unvigilant unmindful devil-may-care unchivalrous unwary uninformed careles unobservant unprofessional absentminded unalert good-for-nothing slacker work-shy