Related Clues:

• 'Settle down!'
• Crossword puzzle category
• 'No prob'
• 'Whoa!'
• Comfortable
• "Slow down"
• "Slow down!"
• Like child's play
• Requiring little effort
• "No problemo!"
• Foolproof
• Free of problems
• A snap
• 'Calm down ...'
• Elementary