Related Clues:

• Like some grins
• More than crazy
• Mad
• Out of control
• Overly zealous
• Wildly disordered
• Crazed
• Wild and crazy
• Wildly insane
• Stark raving mad
• In a crazy and violent manner
• Like a bat out of hell
• Wild as a murderer in escape heading north
• Wild animal's shivering - catching a cold
• Beyond enthusiastic