Taxonomy of Failure

Failure of something that was never expected to work:	An Experiment.
Failure through loss or breakage:	Bad Luck.
Failure through lack of skill of foresight:	Ineptitude.
Failure in the exercise of professional capacities:	Professional Failure.
Failure with no possibility of repair:	Unsalvageable Failure.
Failure with no possibility of repair or compensation:	Unmitigated Failure.
Total failure in public:	Abject Failure.