At the town archives, the researcher discovered that Causer was originally an occupational surname.

Although small and charming, the new intern quickly became a trouble-causer in the office.

At the literary salon, she read several witty causeries that had the audience laughing and nodding in appreciation.

The committee analyzed the causedness of the accident to decide if safety protocols had failed.

The scientist was troubled by the causelessness of the anomaly, which resisted every attempt to trace it to an origin.

Scientists identified the causer of the unexpected algae bloom as agricultural runoff.

After the lecture, the professor invited the students to join a casual causerie about the ethical issues raised.

When the trouble causer disrupted the meeting for the third time, everyone finally lost patience.

The trouble causers in the neighborhood finally apologized to everyone they had upset.

The school installed surveillance cameras to deter trouble-causers from vandalizing the playground.