confraternity
Confraternity is a voluntary association of lay people formed for mutual support, religious devotion, and charitable work. The term comes from Latin confraternitas, meaning "brotherhood" or "fellowship." In Christian usage, especially within the Catholic Church, confraternities are lay organizations authorized by a parish or diocese to promote devotion, assist the needy, and perform acts of public worship or charity. They are distinct from religious orders, since members generally remain lay and do not take monastic vows.
Historically, confraternities arose in medieval Europe as guild-like bodies united by shared piety and social obligation.
Types and structure: religious or penitential confraternities emphasize devotional life and public worship; charitable confraternities focus
Modern usage is diverse; many confraternities continue charitable and devotional activities through churches or schools, while