Related Clues:

• Relieving
• Abatement
• Letting up
• Letting up on
• Moving carefully
• Mitigating
• Reducing, as stress
• Moving freely
• Facilitator's action
• Letting off the throttle, with 'up'
• Alleviating
• Relieving tension
• Giving power to make possible
• Making something possible, facilitating
• Becoming less severe