biff 1 
(bĭf) Informal
(bĭf) Informal tr.v. biffed, biff·ing, biffs
To strike or punch.
n.
A blow or punch.
[From English biff, interjection, probably of imitative origin.]
- cornucopianism
- cornute
- cornuted
- Cornwall
- Cornwallis
- corn whiskey
- corny
- Coro
- corolla
- corollary
- corollate
- Coromandel Coast
- corona
- Corona Australis
- Corona Borealis
- corona discharge
- Coronado
- coronae
- coronagraph
- coronal
- coronal mass ejection
- coronal suture
- coronary
- coronary artery
- coronary artery bypass graft