
Catch out
Mistake Discovery
Implies someone's error was not obvious and required attention to detail to be identified.
The accountant was caught out after an audit revealed discrepancies.
Negative Surprise
Often indicates an unpleasant surprise for the person being caught out.
He was caught out when his secret emails were accidentally projected on the screen.
Concealment Failure
Suggests an attempt to hide something that was eventually discovered.
Despite her efforts, she was caught out sneaking in late.