Malfunctioning

This unexpected malfunctioning of the system was caused by improper wiring.

This clock seems to be malfunctioning.

During the past two years, Egypt joined the malfunctioning, failed states.

Enos became the first chimp to orbit the earth on November 29, 1961, aboard a Mercury Atlas rocket. Although the mission plan originally called for three orbits, due to a malfunctioning thruster and other technical difficulties, flight controllers were forced to terminate Enos' flight after two orbits. Enos landed in the recovery area and was picked up 75 minutes after splashdown. He was found to be in good overall condition.

The computer's malfunctioning.

The computer is malfunctioning.

The December vote was marred by disorganization at many polling stations, including missing voter rolls and malfunctioning electronic voting machines that pushed the vote well into nighttime hours, forcing election officials to conduct their activities by flashlight.

Scientists created a natural pacemaker in experiments with pigs with a malfunctioning sinoatrial node, which regulates heartbeat.

While the cameras were malfunctioning, someone had stolen her prized golden tissue box.

The machine started malfunctioning.