Related Clues:

• Workers' group
• Sacred observance
• Initiation, often
• Ritual
• Solemn practice
• Unvarying proceeding
• __ of passage
• Baptism or marriage
• Solemn observance, e.g.
• Norma Rae's group
• Rugby ___
• Labor party?
• Suitable, in product names
• Group of workers
• ''The ___ of Spring''