- Busy
- Engaging in energetic physical pursuits
- In operation; busy
- Lively section of play I have briefly followed
- On fire
- On the go
- On the move
- A vile mutation is not dead
- Active, ... and kicking
- Alert
- Alert, active
- Animated
- Animated by beer around four
- Breathing
- Lithe
- Loose-limbed
- Moving easily
- Nifty
- Nimble
- Nimble though delicate when Father leads
- Nimble US soldier surrounded by ale