Related Clues:
- Mindless worker
- Monotone
- Ongoing monotone
- Play monotonously
- Radio-controlled plane
- Plane over Yemen, maybe
- Hum boringly
- Idler like male bee
- Idler or male honey-bee
- Male bee for the queen
- Male honey bee, an idler
- Is the doctor an individual who does nothing at all?
- It won't work just to have a single doctor like this
- Just won't work in the bagpipes
- it's not working, by the sound of it