To be unsuccessful in achieving a goal or completing a task.

To neglect or not fulfill an obligation or duty.

असफल होना

English Usage: She failed to pass the exam.

Hindi Usage: वह परीक्षा में असफल हो गई।

To experience a breakdown or collapse.

विफलता का अनुभव करना

English Usage: The machinery failed during operation.

Hindi Usage: मशीनरी संचालन के दौरान विफल हो गई।