dereliction

那座废弃的房屋处于严重的荒废状态，屋顶已经塌陷。

The abandoned house was in complete ___dereliction, with its roof collapsed.

因玩忽职守导致项目失败，经理被公司解雇了。

The manager was fired for ___dereliction of duty that caused the project to fail.

他连续三个项目未能按时完成，这显然是一种失职行为。

His failure to complete three consecutive projects on time was a clear ___dereliction from his responsibilities.