Related Clues:

• Simple to do
• Like a walk in the park
• 'Don't get all worked up!'
• _____ as pie
• Stop rowing on the street
• It's not hard for engineer to say by mistake
• 'Calm down now'
• Like Sunday morning, according to a song
• In France a syllable is unforced
• "Nothing to it!"
• "Don't overdo it!"
• 'Calm down now ...'
• Far from hard
• "A snap!"
• No challenge at all