nonjuror

/nɒnˈdʒʊəɹə/

IPA: /N AA1 N JH ER0 ER0/

noun
  1. 1

    Someone who refuses to swear a particular oath, specifically a clergyman who refused to take the oath of allegiance to William and Mary in 1689.

  2. 2

    One who is not a juror.

Source: https://en.wiktionary.org/wiki/nonjuror