nonjuring

adjective

non·​jur·​ing ˌnän-ˈju̇r-iŋ 

: not swearing allegiance

—used especially of a member of a party in Great Britain that would not swear allegiance to William and Mary or to their successors

Word History

Etymology

non- + Latin jurare to swear — more at jury

First Known Use

1691, in the meaning defined above