Bodyguard and Cerberus

Bodyguard noun - Someone who escorts and protects a prominent person.

Cerberus and bodyguard are semantically related In some cases you can use "Cerberus" instead a noun "Bodyguard".

Cerberus noun - (Greek mythology) the three-headed dog guarding the entrance to Hades; son of Typhon.

Bodyguard and Cerberus are semantically related in caretaker topic. Sometimes you can use "Bodyguard" instead a noun "Cerberus".