confraternity
noun
a lay brotherhood devoted to some purpose, especially to religious or charitable service.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Sign: I entreat you, Bishops will greet you, Clergy beseech you, Lady, to join This league confraternal To seek the eternal— Not the infernal— Basis of truth!
From Fifty-One Years of Victorian Life by Margaret Elizabeth Leigh Child-Villiers