dereliction

noun
1
the state of land or buildings not being used or cared for and in bad condition
متروکه بودن, رها شدگی, بی‌صاحبی
2
the fact of deliberately not doing what you ought to do, especially when it is part of your job
غفلت, کوتاهی, ترک وظیفه, سهل‌انگاری, قصور در وظیفه, کوتاهی در انجام مسئولیت
The police officers were found guilty of serious dereliction of duty.