Possible Clues:

• Somewhat important I catch lark
• That's something I can't cut like a caper
• Bit of inanity
• Caper for an insect, I see
• Bit of harlequinade
• Frolicsome
• Prankish
• It's a caper in the hill, I see
• Furious with loss of father - it's grotesque
• Playful trick frantically contained