laziness

His failure in the exam was caused more by pure laziness than by lack of ability.

(Chinese) 他考试不及格更多是因为纯粹的懒惰，而不是因为缺乏能力。

The manager warned him that his constant laziness would lead to his dismissal.

(Chinese) 经理警告他，他一贯的懒惰会导致他被解雇。