Related Clues:

• Talk back?
• Plan to attend
• Explanation
• Tell the host yes or no
• Letters importuning reply
• Do a double-take, e.g.
• Answer an invite
• Say you're coming
• Respond to stimulus
• Express feelings
• Answer back
• Shoot down, in a way
• Belie
• Invitation abbr.
• Provide a counter-example