Misconduct (noun)

1. Wrong or improper behavior, especially by an employee or professional.
2. Violation of rules or standards of behavior.

Origin:

Late middle english: from mis- (expressing error) + conduct.

Examples:

1. The employee was fired for misconduct.
2. The politician resigned due to misconduct.
3. The misconduct of the police officer led to his suspension.
4. The misconduct of the doctor led to the revocation of his license.
5. The misconduct of the company was discovered during the investigation.