failure

(fālˈyər)

1. The condition or fact of not achieving the desired end or ends: the failure of an experiment.
2. One that fails: a failure at one's career.
3. The condition or fact of being insufficient or falling short: a crop failure.
4. A cessation of proper functioning or performance: a power failure.
5. Nonperformance of what is requested or expected; omission: failure to report a change of address.
6. The act or fact of failing to pass a course, test, or assignment.
7. A decline in strength or effectiveness.
8. The act or fact of becoming bankrupt or insolvent.