Related Clues:

• Mental ability
• Swift quality
• Comic's asset
• Wild card, at times
• 'Educated insolence,' according to Aristotle
• Wisecracker
• Jester
• Playing card
• Ad libber's asset
• It can be wild
• Knack for comebacks
• Wildean quality
• Oscar Wilde, e.g.
• One of two sans suit
• Real card