This root word is found in many English words, often relating to the head or the brain:
* Cephalic: Relating to the head.
* Cephalalgia: Headache.
* Encephalitic: Relating to the brain.
* Cephalopod: A type of mollusk with a head and tentacles (like octopus and squid).
It's important to note that "cep" is a shortened form of the Greek root "kephalē".