Related Clues:

• Brief turndown to an invitation
• Invitation turndown
• '--, I've had a few, ...'
• Bemoans
• Terse R.S.V.P.
• 'Sorry!'
• Rues
• Is sorry for
• RSVP bad news
• RSVP option
• Polite RSVP reply
• Possible RSVP reply
• Misgivings
• Frank had slightly more than Edith
• River birds which Piaf apparently didn't have