gang rape 
noun
The rape of one person by a group of other people.
Derivatives
gang-rape
/ verb- cataphatic
- cataphor
- cataphora
- cataphoric
- cataphorically
- cataphract
- cataplasm
- cataplectic
- cataplexy
- catapult
- cataract
- catarrh
- catarrhal
- catarrhine
- catastasis
- catastrophe
- catastrophe theory
- catastrophic
- catastrophically
- catastrophise
- catastrophiser
- catastrophism
- catastrophist
- catastrophize
- catastrophizer