housecarl

noun

house·​carl ˈhau̇s-ˌkär(-ə)l 

: a member of the bodyguard of a Danish or early English king or noble

Word History

Etymology

Old English hūscarl, from Old Norse hūskarl, from hūs house + karl man; akin to Old English ceorl churl

First Known Use

before the 12th century, in the meaning defined above