Everyone defines a failure differently. Who you define as a failure will depend on what you define failure as. What one person sees as a failure, someone else may not see it the same way.
router
I'm a complete failure. He suffered of kidney failure.
nature of failure
strain-to-failure
failure
it's a failure
Failure
Just as you spelled it: failure
Failure is the key to success.
Failure.
A failure
Kidney failure. This may sometimes be reversed, and patients can be assisted by dialysis for a time, but complete failure needs a transplant.