The noun "failure" can be both countable and uncountable.
Meaning: lack of success in doing something
Example sentence: After many years of failure, our football team won the championship at last.
Meaning: a person or thing that is not successful
Example sentence: The bank robbery was a complete failure, and all the thieves were arrested.
Test your understanding:
- Most people in business say they learned more from failure than from success.
- Most people in business experience a number of failures before finding success.