"heedlessness" - Translation from English to Arabic

The ease, the heedlessness with which it is too often resorted to are redolent of the abuse of rights.
وأصبح اللجوء إليه يتسم بسهولة وعفوية في كثير من الحالات تمثل إساءة استخدام الحق.

I've often had to scold her for her heedlessness.
لقد وبختها كثيرًا على لامبالاتها

Mmm, forgive my heedlessness. I accept your terms.
اغفروا لي غفلتي انا اقبل شروطكم