Related Clues:

• J., F. or K.: Abbr.
• Full of verve
• Vivacious
• ''What's __ for me?''
• Full of vim and vigor
• Kicking, so to speak
• Pt. of a monogram
• "What's __ for me?"
• "Sakes ---!"
• Ltr. on a handkerchief
• ___ for the long haul
• J, F or K, e.g., in J.F.K.: Abbr.
• Ticking
• Pt. of an OK, maybe
• Part of JFK: Abbr.