Related Clues:

• Scrapped
• Fought
• Entered impetuously
• Bickered
• Battled
• Didn't shrink from the challenge
• Started fighting
• Took up the challenge
• Joined the fight
• Came to blows
• Jumped in gamely
• Got into the fray
• Locked horns
• Jumped in with enthusiasm
• Went toe-to-toe