failure
//ˈfeɪljər//
Noun
failureSingular
failuresPlural
1
Lack of success in doing or achieving something.
The project ended in failure.
2
An unsuccessful person, enterprise, or thing.
He felt like a failure after losing his job.
3
The action or state of not functioning properly or at all.
The power failure left the entire building in darkness.
4
The omission or neglect of expected or required action.
His failure to report the incident led to serious consequences.