Related Clues:

• Bris, for one
• Penance, e.g.
• Sacrament, e.g.
• Bris or confirmation, e.g.
• Bar mitzvah or bris
• Codified event
• Bat mitzvah, e.g.
• Graduation, e.g.
• Matrimony, for one
• Ceremonial
• Traditional ceremony
• It's a tradition
• Ceremony, liturgy
• Religious ceremonial sounds correct
• Tries awkwardly to perform rituals