rip 2 
(rĭp)
(rĭp)n.
1. A stretch of water in a river, estuary, or tidal channel made rough by waves meeting an opposing current.
2. A rip current.
[Probably from RIP1.]
- collaborationist
- collaborative
- collaborator
- collage
- collage film
- collagen
- collagenase
- collagenic
- collagenous
- collagen vascular disease
- collagist
- collapse
- collapsibility
- collapsible
- collar
- collarbone
- collar cell
- collard
- collard greens
- collards
- collared
- collared peccary
- collate
- collateral
- collateral damage