Related Clues:
- Booked solid
- *Snoop
- Active (as a bee?)
- Like bees or beavers
- On a tight schedule
- Without leisure
- Super-Troupers
- With much to do
- Public transport variable and crowded
- With lots to do
- Very active; engaged
- Occupied by invading superpower? Just the opposite
- Sedulous
- Active, occupied
- Tied up, as a phone line