Related Clues:

• See 26 Across
• ''Don't overdo it!''
• Not tense
• Casual
• 'No problemo!'
• Like a piece of cake
• A cinch
• Facile
• Not at all stiff
• ''Ten-hut!'' reversal
• Calming words
• Drill sergeant's command
• "Relax, soldier!"
• ''Piece of cake!''
• ''No problem!''