Omission to do something, whether or not it was attempted, especially something that ought to have been done.
State or condition of not meeting a desirable or intended objective, opposite of success.
Bankruptcy.
An object, person or endeavour in a state of failure or incapable of success.
Termination of the ability of an item to perform its required function; breakdown.
Absence.
The manner in which data are missing from a sample of a population.
Missing data; omission.