കൊലപാതകത്തിന്

kolapaatakattin

കൊലപാതകത്തിന് (kolapaatakattin) is the “to / for” form of കൊലപാതകം (kolapaatakam), meaning homicide; killing of human, murder.

This form shows direction or the recipient — “to” or “for” it. You’ll see it when something moves toward or is meant for the homicide — “going to the homicide”, “for the homicide”.