Related Clues:

• Runner's rhythm
• Tighten
• Marathon measure
• Rate of work
• Show impatience, in a way
• Prepare to duel
• The 'P' in a Latin R.I.P.
• Trot or gallop
• Get rigid
• Show worry
• Stride rate
• New York university
• New York school whose team is aptly named the Setters
• Walking speed
• Walking tempo