Related Clues:

• Communion, for one
• Confederacy's foes
• Wedding, say
• It may be performed by people in robes
• Confederacy's counterpart
• The Teamsters, for one
• Confirmation or bar mitzvah
• Formal act
• Stravinsky's "The __ of Spring"
• Association with a common purpose
• 18-Down, for one
• Altar event
• "The ___ of Spring" (Stravinsky ballet)
• Lincoln's side
• Baptism, for example