Related Clues:

• Like this puzzle ... not!
• "No prob!"
• No problem at all
• Not demanding
• "Careful there"
• Hardly challenging
• "Don't get too excited now!"
• Far from stern
• ''Duck soup!''
• 'Calm down, big fella'
• Not burdensome
• Simple to solve
• Not exacting
• Posing no challenge
• 'Don't strain'