välinpitämätön[Finnois]

adjectif satellite
1 : failing in what duty requires; "derelict (or delinquent) in his duty"; "neglectful of his duties"; "remiss of you not to pay your bills"
adjectif
1 : characterized by neglect and undue lack of concern
2 : not furnishing support or assistance
3 : marked by lack of attention or consideration or forethought or thoroughness; not careful