Malfunction (verb)

1. To fail to function properly.
2. To work badly or improperly.

Origin:

The word "malfunction" originated in the late 19th century from the combination of the words "mal" (meaning bad) and "function" (meaning action or operation), which refers to the failure of a machine or system to function properly.

Examples:

1. The computer malfunctioned and we couldn't finish the project.
2. The engine malfunctioned and the car wouldn't start.
3. The printer malfunctioned and wouldn't print.
4. It appears that the device has malfunctioned.
5. The system malfunctioned due to a software error.