laziness

她的懒惰常常导致错失良机。

Her ___laziness often leads to missed opportunities.

我本可以去健身房——只是懒惰阻止了我。

I could go to the gym - it's just ___laziness that stops me.

他的懒惰使他未能按时完成项目。

His ___laziness prevented him from completing the project on time.