Related Clues:

• ___ of office
• Black-tie event
• Big benefit, say
• Festive party
• Formal
• Grand party
• Like an inaugural ball
• Something to bleep, maybe
• Festive affair
• Dangerous thing to lie under
• Courtroom pledge
• Subject for a censor
• It follows 'Repeat after me'
• The Hippocratic, for one
• Tedious task